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63
3.8k
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stringclasses
18 values
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117
65.5k
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1 value
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2
802
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27 values
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2
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4
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βŒ€
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0
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2.37k
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-1
3.5k
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17
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hidden_unit_tests
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1 value
PASSED
8488ae2259ef2a6da2925562e38bc2ea
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); // CODE HERE String[] ...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
f8adf763a17553899041790fd09a153f
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.Scanner; import java.util.Arrays; public class RankList { static Scanner scn = new Scanner(System.in); public static void main(String[] args) { helper(); } public static void helper() { int n = (int)input(); int k = (int)input(); int[][] arr = new int[n][2]; for (int i = 0; i < n; i+...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
b270149495f1d246ac821b39ee42668f
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.*; import java.util.*; public class B { public static void main(String[] args) throws IOException{ FastScanner fs = new FastScanner(); int n = fs.nextInt(); int k = fs.nextInt(); int[] a = new int[n]; HashMap<Integer,ArrayList<Integer>> map = new HashMap<>(); for(int i=0 ; i<n ; i++) {...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
1174b347ea70300675da634cc61aeed8
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
// practice with rainboy import java.io.*; import java.util.*; public class CF166A extends PrintWriter { CF166A() { super(System.out, true); } Scanner sc = new Scanner(System.in); public static void main(String[] $) { CF166A o = new CF166A(); o.main(); o.flush(); } void main() { int n = sc.nextInt(); int k...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
6cd4844ae2d40fb8ca13ff5406f1a34c
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.lang.reflect.Array; import java.util.*; import java.io.*; /** * @author AnonymousP * @__WHEN YOU FEEL LIKE QUITTING, THINK ABOUT WHY YOU STARTED__@ */ //COMBINATON = nCr = n*(n-1)/2 public class Rank_list { public static void main(String[] args) { int t = sc.nextInt(); int c = sc.n...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
f082bcc525b8e7260405827c3b42d6ac
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.*; import java.io.*; public class Rank_List { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } String next() { while (st == null || !st.hasMoreElements()) { try { st = new St...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
78d321437ad1ed483dcc28f77c625aeb
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.*; public class rankLIst { public static void main(String[] args) { Scanner s1=new Scanner(System.in); int n=s1.nextInt(); int k=s1.nextInt(); s1.nextLine(); int[] p=new int[n]; int[] t=new int[n]; for(int i=0;i<n;i++) { ...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
e764957e666e1227230d3d82a77520fc
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.*; public class rankLIst { public static void main(String[] args) { Scanner s1=new Scanner(System.in); int n=s1.nextInt(); int k=s1.nextInt(); s1.nextLine(); int[] p=new int[n]; int[] t=new int[n]; for(int i=0;i<n;i++) { ...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
12c16a4d982157cc3c4cc5b8e3852f0d
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.Arrays; import java.util.Comparator; import java.util.Scanner; public class Main{ public static void main(String[] args) { Scanner sc=new Scanner(System.in); int n=sc.nextInt(); int k=sc.nextInt(); Integer [][] arr=new Integer[n][2]; for(int i=0;i<n;i++){ fo...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
4c68f0b1f3d567d85122b284f1f0ba2c
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.*; public class RankList { public static void main(String[] args) { // TODO Auto-generated method stub Scanner in=new Scanner(System.in); int n=in.nextInt(); int k=in.nextInt(); k=k-1; int [][] arr=new int[n][2]; for(int i=0;i<n;i++) { arr[i][0]=in.nextInt(); arr[i][1]=in.nextInt(...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
43488df3bfe2730a2fd6ecbe988a95e7
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.*; import java.util.Arrays; public class RankList { static class Team implements Comparable<Team> { int problemsSolved; int penaltyTime; public Team(int x, int y) { this.problemsSolved = x; this.penaltyTime = y; } // descending order public int compareTo(Team otherTeam) { ...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
2f8469e46d0c5a9a853a084004c57db8
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; public class Main { static class Team implements Comparable<Team> { int p; int t; Team(int p, i...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
8c04c9b520baabcb6d4bef39cc710256
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.*; import java.math.*; import java.util.*; public class A { public static void main(String[] agrs) { FastScanner sc = new FastScanner(); // int n = sc.nextInt(); // while(n-->0) { // // } int n = sc.nextInt(); int k = sc.nextInt(); List<Team> list = new ArrayList<>(); Map<String,Inte...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
b4a5ec42bc064e65374a38b1415715d6
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.List; import java.util.Scanner; import java.util.Comparator; import java.util.ArrayList; /** * Built using CHelper plug-in * Actual solution is at the top * * @author grolegor */ publi...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
5b01da77afcd4f45b3a8c0f7781f2fbe
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.*; import java.util.*; public class p166A { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); PrintWriter pw = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); StringTo...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
394372db5eedd7c5a5ebd0c8e3afbddb
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.*; // warm-up public class RankList { static Set<Team> s = new HashSet<Team>(); static class Team implements Comparable<Team>{ int p, t; // Problems solved, penalty time Team (int a, int b) { p=a; t=b; } public int compareTo (Team other) { return p==other.p ? t-other.t : other.p-p; ...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
465032d5b20627e93326a8d191c2bf40
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.util.*; import java.io.*; public class Solution { static Scanner scr=new Scanner(System.in); public static void main(String[] args) { // TODO Auto-generated method stub // int t=scr.nextInt(); // while(t-->0) { solve(); System.out.println(); // } } static void solve() { int n=scr.nextInt()...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
eda32c496f7659d9490d62f7a313aa19
train_001.jsonl
1332516600
Another programming contest is over. You got hold of the contest's final results table. The table has the following data. For each team we are shown two numbers: the number of problems and the total penalty time. However, for no team we are shown its final place.You know the rules of comparing the results of two given ...
256 megabytes
import java.io.*; import java.util.*; import static java.lang.Math.*; import static java.util.Arrays.*; public class ladders166a { static BufferedReader __in; static PrintWriter __out; static StringTokenizer input; public static void main(String[] args) throws IOException { __in = new Buffere...
Java
["7 2\n4 10\n4 10\n4 10\n3 20\n2 1\n2 1\n1 10", "5 4\n3 1\n3 1\n5 3\n3 1\n3 1"]
2 seconds
["3", "4"]
NoteThe final results' table for the first sample is: 1-3 places β€” 4 solved problems, the penalty time equals 10 4 place β€” 3 solved problems, the penalty time equals 20 5-6 places β€” 2 solved problems, the penalty time equals 1 7 place β€” 1 solved problem, the penalty time equals 10 The table shows that the second p...
Java 11
standard input
[ "sortings", "binary search", "implementation" ]
63e03361531999db408dc0d02de93579
The first line contains two integers n and k (1 ≀ k ≀ n ≀ 50). Then n lines contain the description of the teams: the i-th line contains two integers pi and ti (1 ≀ pi, ti ≀ 50) β€” the number of solved problems and the total penalty time of the i-th team, correspondingly. All numbers in the lines are separated by spaces...
1,100
In the only line print the sought number of teams that got the k-th place in the final results' table.
standard output
PASSED
c2e0f11508ca5fe4a6368b1ebf6f7361
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.util.Scanner; import java.io.OutputStream; import java.io.IOException; import java.io.PrintWriter; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author dy */ public class Main { public static void main(String[] args) { InputStream inputStre...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
0f060f48f5e5a06e36a9055e2091e335
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.util.*; import java.math.*; public class Main { public static void main(String[] args) throws Exception { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int[] arr = new int[n]; for (int i = 0; i < n; i++) { arr[i] = scan...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
6ee78af8c34bcf5e01d731a08463ac66
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
// @author Sanzhar import java.io.*; import java.util.*; import java.awt.Point; public class Template { BufferedReader in; PrintWriter out; StringTokenizer st; String next() { while (st == null || !st.hasMoreTokens()) { try { st = new StringTokenizer(in.readLine())...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
cf5b86c605da7d52c85852f6c00ae64f
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); scan.nextLine(); String line = scan.nextLine().trim(); String[] tmp = line.split(" "); int[] p = new int[n]; ...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
e5d3414001da9288b61644c68bf6d4b4
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.StringTokenizer; public class D { static StringTokenizer st; static BufferedReader br; static PrintWr...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
6b313204f501efe72677855028d53898
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.util.Scanner; import java.io.InputStreamReader; import java.io.IOException; import java.io.BufferedReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author ba...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
6ee30c888f2771e18964ca3934df42d4
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.Comparator; import java.util.StringTokenizer; public class CF_D { public static void main(String[] args) throws Exception { new CF_D(); } CF_D() throw...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
608794c000c9dd3439d89084e97402ed
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import static java.lang.Math.*; import static java.lang.System.currentTimeMillis; import static java.lang.System.exit; import static java.lang.System.arraycopy; import static java.util.Arrays.sort; import static java.util.Arrays.binarySearch; import static java.util.Arrays.fill; import java.util.*; import java.io.*; p...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
1c174e0d60395a4791693b6c5a683102
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.io.BufferedReader; import java.io.InputStreamReader; import java.lang.reflect.Constructor; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; import java.util.StringTokenizer; public class CodeD { static class Scanner { BufferedReader br = new BufferedReader(new InputStr...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
ab675f4be51ae3b258a36d4aa6cbfb6b
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.StringTokenizer; public class D { public static void main(String[] args) throws Exception { InputStreamReader input = new InputStreamReader(System.in); BufferedReader read = new BufferedReader(input); ...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
1bdc7466e273e607777a241e3d96c1e9
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
//package com.javarush.test.eoly.spbsu1.force204; import java.util.Scanner; /** * Created with IntelliJ IDEA. * User: Π² * Date: 08.10.13 * Time: 9:23 * To change this template use File | Settings | File Templates. */ public class D204 { public static void main(String[] args){ Scanner sc = new Scanne...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
432ee59249096550816dc1cd4570c04f
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.io.FileNotFoundException; import java.util.Scanner; public class Main { public static void main(String[] args) throws FileNotFoundException { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int ar[] = new int[n]; for(int i = 0; i < n; i++) ar[i] = sc.nextInt(); int ans = 0; for...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
3b5fd8e1bde4fc0a63dce9c4cf0c1410
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.StringTokenizer; public class D { public static void main(String[] args) { solve(new InputReader(System.in)); } static void solve(InputReader in) { int n = in.ni(); ...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
c336b8f44bfca551b107faf8b4c8f0bb
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import static java.lang.Math.*; import static java.util.Arrays.*; import java.util.*; import java.io.*; public class Main { void solve() { int n = sc.nextInt(); int[] a = sc.nextIntArray(n); int f = 0; for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { if (i < j && a[i] > a[j]) ++f; } }...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
2e36ba14ec876e65263e95cdea716c64
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ import java.io.*; import java.util.*; /** * @author Assassin */ public class D { private BufferedReader reader; private PrintWriter out; private StringTokenizer tokenizer; //private final String file...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
22c33c125eda6a3fdcc972cc358bbfd8
train_001.jsonl
1380900600
Jeff has become friends with Furik. Now these two are going to play one quite amusing game.At the beginning of the game Jeff takes a piece of paper and writes down a permutation consisting of n numbers: p1, p2, ..., pn. Then the guys take turns to make moves, Jeff moves first. During his move, Jeff chooses two adjacent...
256 megabytes
import java.io.*; import java.math.BigInteger; import java.util.*; public class Solution { BufferedReader in; PrintWriter out; StringTokenizer st; String nextToken() throws IOException { while (st == null || !st.hasMoreTokens()) { st = new StringTokenizer(in.readLine()); } ...
Java
["2\n1 2", "5\n3 5 2 4 1"]
1 second
["0.000000", "13.000000"]
NoteIn the first test the sequence is already sorted, so the answer is 0.
Java 7
standard input
[ "math" ]
c4609bd2b4652cb5c2482b16909ec64a
The first line contains integer n (1 ≀ n ≀ 3000). The next line contains n distinct integers p1, p2, ..., pn (1 ≀ pi ≀ n) β€” the permutation p. The numbers are separated by spaces.
1,900
In a single line print a single real value β€” the answer to the problem. The answer will be considered correct if the absolute or relative error doesn't exceed 10 - 6.
standard output
PASSED
c442eb4eb1928c8c863f9b9cb47c92f8
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.util.*; public class ProblemD { public static void main(String[] args) { @SuppressWarnings({ "unused", "resource" }) Scanner sc = new Scanner(System.in); int N=sc.nextInt(); int M=sc.nextInt(); int K=sc.nextInt(); int[][] stayDAYcost = new int[N][M+1]; sc.nextLine(); for (int i=0;i...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
d2c2a574cfc2e46365c8948e85bb2bfb
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class D { public static void main(String[] args){ FastScanner scan = new FastScanner(); PrintWriter out = new PrintWriter(Syst...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
b468fb46b36744046680eed55d348d9a
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.math.*; import java.util.*; import static java.util.Arrays.fill; import static java.lang.Math.*; import static java.util.Arrays.sort; import static java.util.Collections.sort; public class D946 { public static int mod = 1000000007; public static long INF = (1L << 60); static FastS...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
72acdff5315e43a34f4e5e3deb5ec144
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.math.*; import java.util.*; import static java.util.Arrays.fill; import static java.lang.Math.*; import static java.util.Arrays.sort; import static java.util.Collections.sort; public class D946 { public static int mod = 1000000007; public static long INF = (1L << 60); static FastS...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
e4adfead10211ab5e84bab41814227f8
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.math.*; import java.util.*; import static java.util.Arrays.fill; import static java.lang.Math.*; import static java.util.Arrays.sort; import static java.util.Collections.sort; public class D946 { public static int mod = 1000000007; public static long INF = (1L << 60); static FastS...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
be01c73bd1928b81a1b61e27125f2b10
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.util.*; import java.util.stream.Stream; public class Main implements Runnable { static final int MOD = (int) 1e9 + 7; static final int MI = (int) 1e9; static final long ML = (long) 1e18; static final Reader in = new Reader(); static final PrintWriter out = new PrintWri...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
92ac4988b4cb2d48b5722f589b67a89a
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.DataInputStream; import java.io.IOException; public class Task946D { public static class FastScanner { protected static final int STRBUFFERLENGTH = 0x1000; protected DataInputStream dataInputStream; protected byte[] buffer = new byte[0x10000]; protected byte[] strb...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
a0376ee1669f1578f8ece7a38154d65f
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.IOException; import java.util.ArrayList; import java.io.Writer; im...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
803c9723a5678c93ae4d430663d53e93
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
//package codeforces.Educational39; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class D { static int[][] memo; static int n, m, k; static char[]...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
5ad7aba266bef53ef31a2c44b28e2f9c
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Writer; import java.io.OutputStreamWri...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
30042d0d62433e9590cdf56964ef02e8
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.StringTokenizer; import java.io.PrintWriter; public class D946 { static class Scanner { BufferedReader br; StringTokenizer tk=new StringTokenizer(""); ...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
7ce10b7cffce3b3136d118910cc975bc
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.math.BigInteger; import java.util.*; public class Main { static InputReader in = new InputReader(System.in); static PrintWriter out = new PrintWriter(System.out); static int oo = (int)1e9; // static long oo = (long)1e15; static int mod = 1_000_000_007; static int[] dx = {1...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
396b4b34080da7f2e4bdab3f90c3578a
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.util.*; public class Main extends Thread { private static FastScanner scanner = new FastScanner(System.in); private static PrintWriter writer = new PrintWriter(System.out); // private static Scanner scanner = new Scanner(System.in); private static ArrayList<Integer>[] ...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
ef00c27565c58d1d5bec6f73e9b60859
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Arrays; import java.util.StringTokenizer; public class Main { private static ArrayList<ArrayList<Integer>> classes = new ArrayList<ArrayList<Integer>>(); private static ArrayList<...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
6e7a613a5737751b1fb34bea3e61fdc6
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; public class D { public static void main(String cd[]) throws Exception{ BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); Print...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
3b9bf32ee98ef6e73d13493ffcb2bf36
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.util.*; import java.io.*; import java.io.FileWriter; import java.math.BigInteger; import java.math.BigDecimal; // Solution public class Main { public static void main (String[] argv) { new Main(); } boolean test = false; final int[][] dirs8 = {{0,1}, {0,-1}, {-1,0}, {1,0}, {...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
546f052b287169b35983656a24f08d97
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.util.*; public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWriter(outputStream); Task...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
cdde81ae2442a38501885f186aa6df5c
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
//package info.stochastic; import java.io.*; import java.util.*; public class D { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWriter(o...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
2de7d28920c9d0bb3d8d8f731d2e13a9
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import java.io.InputStream;...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
7d3e02537cc01628df7b6e5989390511
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
// package CF; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class D { static final int INF = (int)1e9; static int [][]...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
95211e8a920df6e2b54e34530a355d94
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.FileInputStream; import java.util.Arra...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
693449947af55386c1df18ec47f6e0e5
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Main { static final int UNCALC = -1, INF = (int) 1e9, max = 501; static int n, cost[][], memo[][]; public static ...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
e9c0508d8782dda19e41ba0bb709098e
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.util.*; import java.io.*; import java.lang.*; import java.math.*; public class D { public static void main(String[] args) throws Exception { BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); // Scanner scan = new Scanner(System.in); // PrintWriter out = ne...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
dc4dc70bdb7c7cc2d3a4cd0998e7f89e
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Arrays; import java.util.StringTokenizer; public class Main { private static ArrayList<ArrayList<Integer>> classes = new ArrayList<ArrayList<Integer>>(); private static ArrayList<...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
8ade94999ef3a11c0c3de03cd5dc1d1f
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.util.*; public class _946D { /********************************************************************************************** * DEBUG * * - Obvious dp would be try to remember state of the b...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
c7c6eaa711e98edca39f531c5acd8e54
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
//package educational.round39; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class D { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
da5c7befb70c574f112eb99bc427c7fa
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.util.*; public class _946D { /********************************************************************************************** * DEBUG * * - Obvious dp would be try to remember state of the b...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
37c1f108912f450d7f588ebadf729f0b
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.stream.IntStream; import java.util.Arrays; import java.util.Collection; import java.io.IOException; import java.util.OptionalInt; import java.io.InputStreamReader; import java.util.ArrayList...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
d1c38576cb369466f95644a81572df1f
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import java.io.InputStream; /** * Built using CHel...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
9f1a1d55e0c5e6f719cc3c5a8b37684b
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.*; import java.util.*; public class CF946D { static void solve(int[] dp, char[] cc, int n, int k) { int n1 = 0; for (int i = 0; i < n; i++) if (cc[i] == '1') n1++; if (n1 == 0) return; int[] ii = new int[n1]; n1 = 0; for (int i = 0; i < n; i++) if (cc[i] == '1') ii[n1++] = ...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
bd06ee0d9cf2cba215cb343909ae5e26
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.*; public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; Scanner in = new Scanner(inputStream); Pr...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
d37717d0dc4e98c0a157a604eff5012d
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.util.*; import java.io.*; public class Timetable_946D { static void go() { int n = in.nextInt(), m = in.nextInt(), k = in.nextInt(); List<List<Integer>> dmin = new ArrayList<>(); for(int i = 0; i < n; i++) { List<Integer> idx = new ArrayList<>(); char[] ...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
9d9e18d48c012920fb4a5a05910ec13c
train_001.jsonl
1520348700
Ivan is a student at Berland State University (BSU). There are n days in Berland week, and each of these days Ivan might have some classes at the university.There are m working hours during each Berland day, and each lesson at the university lasts exactly one hour. If at some day Ivan's first lesson is during i-th hour...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; import java.io.IOException; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class...
Java
["2 5 1\n01001\n10110", "2 5 0\n01001\n10110"]
2 seconds
["5", "8"]
NoteIn the first example Ivan can skip any of two lessons during the first day, so he spends 1 hour during the first day and 4 hours during the second day.In the second example Ivan can't skip any lessons, so he spends 4 hours every day.
Java 8
standard input
[ "dp" ]
cf5650c13ce0404d2df10fa3196d7923
The first line contains three integers n, m and k (1 ≀ n, m ≀ 500, 0 ≀ k ≀ 500) β€” the number of days in the Berland week, the number of working hours during each day, and the number of lessons Ivan can skip, respectively. Then n lines follow, i-th line containing a binary string of m characters. If j-th character in i-...
1,800
Print the minimum number of hours Ivan has to spend in the university during the week if he skips not more than k lessons.
standard output
PASSED
f152d7f71110a0c563a41abb42ed124e
train_001.jsonl
1495958700
The marmots need to prepare k problems for HC2 over n days. Each problem, once prepared, also has to be printed.The preparation of a problem on day i (at most one per day) costs ai CHF, and the printing of a problem on day i (also at most one per day) costs bi CHF. Of course, a problem cannot be printed before it has b...
256 megabytes
import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); int n = sc.nextInt(), k = sc.nextInt(); int [] a = new int[n], b = new int[n]; ...
Java
["8 4\n3 8 7 9 9 4 6 8\n2 5 9 4 3 8 9 1"]
4 seconds
["32"]
NoteIn the sample testcase, one optimum solution is to prepare the first problem on day 1 and print it on day 1, prepare the second problem on day 2 and print it on day 4, prepare the third problem on day 3 and print it on day 5, and prepare the fourth problem on day 6 and print it on day 8.
Java 8
standard input
[ "binary search", "flows", "graphs" ]
08b8dbb6e167db69dc965e8ad4835808
The first line of input contains two space-separated integers n and k (1 ≀ k ≀ n ≀ 2200). The second line contains n space-separated integers a1, ..., an () β€” the preparation costs. The third line contains n space-separated integers b1, ..., bn () β€” the printing costs.
2,400
Output the minimum cost of preparation and printing k problems β€” that is, the minimum possible sum ai1 + ai2 + ... + aik + bj1 + bj2 + ... + bjk, where 1 ≀ i1 &lt; i2 &lt; ... &lt; ik ≀ n, 1 ≀ j1 &lt; j2 &lt; ... &lt; jk ≀ n and i1 ≀ j1, i2 ≀ j2, ..., ik ≀ jk.
standard output
PASSED
08857225a008a2c389ecba2bcdee9855
train_001.jsonl
1495958700
The marmots need to prepare k problems for HC2 over n days. Each problem, once prepared, also has to be printed.The preparation of a problem on day i (at most one per day) costs ai CHF, and the printing of a problem on day i (also at most one per day) costs bi CHF. Of course, a problem cannot be printed before it has b...
256 megabytes
//package prac; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.InputMismatchException; import java.util.List; public class Helvetic2017N { InputStream is; PrintWriter out; ...
Java
["8 4\n3 8 7 9 9 4 6 8\n2 5 9 4 3 8 9 1"]
4 seconds
["32"]
NoteIn the sample testcase, one optimum solution is to prepare the first problem on day 1 and print it on day 1, prepare the second problem on day 2 and print it on day 4, prepare the third problem on day 3 and print it on day 5, and prepare the fourth problem on day 6 and print it on day 8.
Java 8
standard input
[ "binary search", "flows", "graphs" ]
08b8dbb6e167db69dc965e8ad4835808
The first line of input contains two space-separated integers n and k (1 ≀ k ≀ n ≀ 2200). The second line contains n space-separated integers a1, ..., an () β€” the preparation costs. The third line contains n space-separated integers b1, ..., bn () β€” the printing costs.
2,400
Output the minimum cost of preparation and printing k problems β€” that is, the minimum possible sum ai1 + ai2 + ... + aik + bj1 + bj2 + ... + bjk, where 1 ≀ i1 &lt; i2 &lt; ... &lt; ik ≀ n, 1 ≀ j1 &lt; j2 &lt; ... &lt; jk ≀ n and i1 ≀ j1, i2 ≀ j2, ..., ik ≀ jk.
standard output
PASSED
70890cd41cc7862cb6bbfc9686b74c83
train_001.jsonl
1495958700
The marmots need to prepare k problems for HC2 over n days. Each problem, once prepared, also has to be printed.The preparation of a problem on day i (at most one per day) costs ai CHF, and the printing of a problem on day i (also at most one per day) costs bi CHF. Of course, a problem cannot be printed before it has b...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Iterator; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Writer; imp...
Java
["8 4\n3 8 7 9 9 4 6 8\n2 5 9 4 3 8 9 1"]
4 seconds
["32"]
NoteIn the sample testcase, one optimum solution is to prepare the first problem on day 1 and print it on day 1, prepare the second problem on day 2 and print it on day 4, prepare the third problem on day 3 and print it on day 5, and prepare the fourth problem on day 6 and print it on day 8.
Java 8
standard input
[ "binary search", "flows", "graphs" ]
08b8dbb6e167db69dc965e8ad4835808
The first line of input contains two space-separated integers n and k (1 ≀ k ≀ n ≀ 2200). The second line contains n space-separated integers a1, ..., an () β€” the preparation costs. The third line contains n space-separated integers b1, ..., bn () β€” the printing costs.
2,400
Output the minimum cost of preparation and printing k problems β€” that is, the minimum possible sum ai1 + ai2 + ... + aik + bj1 + bj2 + ... + bjk, where 1 ≀ i1 &lt; i2 &lt; ... &lt; ik ≀ n, 1 ≀ j1 &lt; j2 &lt; ... &lt; jk ≀ n and i1 ≀ j1, i2 ≀ j2, ..., ik ≀ jk.
standard output
PASSED
07051281eea06341195fa8c81b4279bc
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.File; import java.io.FileNotFoundException; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Scanner; public class Main { public static class Pair implements Comparable<Pair> { int b,e; int ind; ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
e5ae48dab469ee456be17e9b0c6377cc
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.ArrayList; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner r = new Scanner(System.in); int n = r.nextInt(); int[][] a = new int[n][2]; for(int i = 0; i < n; i++) for(int j = 0; j < 2; j++)...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
3f76be6e5b85f973ba5228afd959d3c5
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.List; import java.util.Scanner; import java.util.Stack; public class C_Schedule { /** * @param args */ public static void main(String[] args) { Scanner sc = new Scanner(System.in); ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
02eb0584bea2f257bf4bf6a8e924c268
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.ArrayList; import java.util.Collections; import java.util.Iterator; import java.util.List; import java.util.Scanner; import java.util.Stack; public class C_Schedule { /** * @param args */ public static void main(String[] args) { Scanner sc = new Scanner(System.in); ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
6f77b7d5d3e221d9f96516e3320eeffb
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Comparator; import java.util.List; import java.util.Scanner; public class Schedule { /** * @param args */ static class Section { int left; int right; int index; static boolean isIntersect(Section a,...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
0cea664be5fe50319e85926deabd1de7
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
//package timus; import java.io.BufferedReader; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.Reader; import java.io.StreamTokenizer; import java.io.Writer; import java.ma...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
4283e2e0c459db47cd27f3f2ced41a87
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.*; public class C { public static void main(String[] args) { new C(new Scanner(System.in)); } vect[] vs; int N; boolean test(vect p, vect q) { if (p.y <= q.x) return false; if (q.y <= p.x) return false; return true; } ArrayList<Integer> go() {...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
7ded590cd882f13d0f5e5520d0502f33
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; import java.util.ArrayList; public class Main { public static void main(String[] args) throws Exception { in = new Buffer...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
209ab8c7150fd22a3d75ab8fe7ad8517
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; import java.util.ArrayList; public class Main { public static void main(String[] args) throws Exception { in = new Buffer...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
8e5540c861485655a71c3a36053c023e
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.awt.Point; import java.util.Arrays; import java.util.Comparator; import java.util.Scanner; public class C { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); session[] A = new session[n]; for (int i = 0; i < n; i++) ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
b2ba0300354bd2a080c5e9be17dbb90c
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.*; import java.util.*; public class C implements Runnable { class Segment implements Comparable<Segment> { int l, r, id; public Segment(int l, int r, int id) { this.l = l; this.r = r; this.id = id; } @Override public int compareTo(Segment o) { if (l < o.l) return -1; if ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
315e0b5f2e75335b17c6623fd76f66ba
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.List; public class ProblemC { static class Segment implements Comparable<Segment> { static int _seq; int id; int f; i...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
fb727d19ef6cd3303948ba4b2757ccae
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.*; import java.util.*; public class Main implements Runnable { class Segment implements Comparable<Segment> { int l, r, id; Segment(int l, int r, int id) { this.l = l; this.r = r; this.id = id; } public int compareTo(Segment o) { return l - o.l; } } public void _main() throws...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
859193f6ca108127bcf74755547e0bb9
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
//package round31; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.BitSet; import java.util.List; import java.util.Scanner; public class C { private Scanner in; private PrintWriter out; // private String INPUT = "3 3 10 20 30 1 3"; // private String INPUT = "4 3 10 2...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
1595d6b72de15dc0a49bf966d293f3ce
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.*; import java.util.*; public class Main { private static void solve() throws Exception { int n = Integer.parseInt(in.readLine()); Seg[] s = new Seg[n]; for (int i = 0; i < n; i++) { String[] raw = in.readLine().split("\\s+"); int a = Integer.parseInt(raw[0]); int b = Integer.parseIn...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
89a8a121afc0ca9494b37567ab288806
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.Arrays; import java.util.HashSet; import java.util.Scanner; public class C { public static boolean intersect(int s1, int e1, int s2, int e2) { if(s2==e1||s1==e2) return false; if (s1 <= e2 && s1 >= s2 || s2 <= e1 && s2 >= s1) return true; return false; } ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
8f3a44491dc8371ed2a74a0c1ac5362c
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.*; import java.util.*; public class CodeForce { private void solve() throws IOException { int N = nextInt(); int []L = new int[N + 1]; int []R = new int[N + 1]; for(int i = 0; i < N; i++) { L[i] = nextInt(); R[i] = nextInt(); } ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
35afca63c658a5efb8200c842124f543
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Comparator; import java.util.List; import java.util.Scanner; public class Schedule { /** * @param args */ static class Section { int left; int right; int index; static boolean isIntersect(Section a,...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
f211ee0323e749bfd87a6407d2d7f90e
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.Scanner; public class C { public static void main(String[] args) { new C().run(); } static class Pair { int index; Range range; Pair(int index, Range range) { this.index = index; this.range = rang...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
96323922cc9153d4b691cda828e0b0e3
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.util.Arrays; import java.util.HashMap; import java.util.Iterator; import java.util.LinkedList; import java.util.Map; import java.util.Queue; import java.util.Scanner; import java.util.ArrayList; public class Main { static class dat { int ind = 0; int beg = 0; int end = 0; ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
615bb614970bcb51ecfed0f7fb47dab7
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.*; import java.util.*; import static java.lang.Math.*; public class Solution { BufferedReader in; PrintWriter out; StringTokenizer st; static class Pair implements Comparable<Pair> { int l, r; int idx; public Pair(int l, int r, int idx) { super(); ...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
1a54a4657df6488cb611263ce0d16904
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.*; import java.util.*; import static java.lang.Math.*; import static java.util.Arrays.fill; import static java.util.Arrays.binarySearch; import static java.util.Arrays.sort; public class Main { public static void main(String[] args) throws IOException { new Thread(null, new Runnable() { public vo...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
b5914a6acc94733e45976bb2be99189c
train_001.jsonl
1285599600
At the beginning of the new semester there is new schedule in the Berland State University. According to this schedule, n groups have lessons at the room 31. For each group the starting time of the lesson and the finishing time of the lesson are known. It has turned out that it is impossible to hold all lessons, becaus...
256 megabytes
import java.io.*; import java.util.Arrays; import java.util.LinkedList; import static java.lang.Integer.*; import static java.lang.Math.*; @SuppressWarnings("unused") public class round31C { static class state implements Comparable<state>{ int start, end, idx; public state(int st, int en, int i){ star...
Java
["3\n3 10\n20 30\n1 3", "4\n3 10\n20 30\n1 3\n1 39", "3\n1 5\n2 6\n3 7"]
2 seconds
["3\n1 2 3", "1\n4", "0"]
null
Java 6
standard input
[ "implementation" ]
df28bb63a627a41d67f02cbd927d5e9a
The first line contains integer n (1 ≀ n ≀ 5000) β€” amount of groups, which have lessons in the room 31. Then n lines follow, each of them contains two integers li ri (1 ≀ li &lt; ri ≀ 106) β€” starting and finishing times of lesson of the i-th group. It is possible that initially no two lessons intersect (see sample 1).
1,700
Output integer k β€” amount of ways to cancel the lesson in exactly one group so that no two time periods of lessons of the remaining groups intersect. In the second line output k numbers β€” indexes of groups, where it is possible to cancel the lesson. Groups are numbered starting from 1 in the order that they were given ...
standard output
PASSED
c3e042b81719eecf521efb38e876cf90
train_001.jsonl
1277823600
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this segment is considered to be nailed too. What is the smallest number of nails need...
256 megabytes
import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.List; import java.util.StringTokenizer; public class Problem { public static void main(String[] arg) { FastScanner scan = new FastScanner(System.in);...
Java
["2\n0 2\n2 5", "5\n0 3\n4 2\n4 8\n8 10\n7 7"]
1 second
["1\n2", "3\n7 10 3"]
null
Java 7
standard input
[ "sortings", "greedy" ]
60558a2148f7c9741bb310412f655ee4
The first line of the input contains single integer number n (1 ≀ n ≀ 1000) β€” amount of segments. Following n lines contain descriptions of the segments. Each description is a pair of integer numbers β€” endpoints coordinates. All the coordinates don't exceed 10000 by absolute value. Segments can degenarate to points.
1,900
The first line should contain one integer number β€” the smallest number of nails needed to nail all the segments down. The second line should contain coordinates of driven nails separated by space in any order. If the answer is not unique, output any.
standard output
PASSED
385d9884dc88ffb871ae71b963a61278
train_001.jsonl
1277823600
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this segment is considered to be nailed too. What is the smallest number of nails need...
256 megabytes
import java.util.PriorityQueue; import java.util.Scanner; public class d22 { static class P implements Comparable<P> { int from, to; public P(int a, int b) { this.from = Math.min(a, b); this.to = Math.max(a, b); } @Override public int compareTo(P o) { return from - o.from; } } public static...
Java
["2\n0 2\n2 5", "5\n0 3\n4 2\n4 8\n8 10\n7 7"]
1 second
["1\n2", "3\n7 10 3"]
null
Java 7
standard input
[ "sortings", "greedy" ]
60558a2148f7c9741bb310412f655ee4
The first line of the input contains single integer number n (1 ≀ n ≀ 1000) β€” amount of segments. Following n lines contain descriptions of the segments. Each description is a pair of integer numbers β€” endpoints coordinates. All the coordinates don't exceed 10000 by absolute value. Segments can degenarate to points.
1,900
The first line should contain one integer number β€” the smallest number of nails needed to nail all the segments down. The second line should contain coordinates of driven nails separated by space in any order. If the answer is not unique, output any.
standard output
PASSED
2aeb2b2ad0d8900451836353c85f7605
train_001.jsonl
1277823600
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this segment is considered to be nailed too. What is the smallest number of nails need...
256 megabytes
import java.io.InputStreamReader; import java.io.IOException; import java.io.BufferedReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.InputStream; import java.math.BigInteger; import java.util.Arrays; import java.util.Stack; /** * Built using CHelper plu...
Java
["2\n0 2\n2 5", "5\n0 3\n4 2\n4 8\n8 10\n7 7"]
1 second
["1\n2", "3\n7 10 3"]
null
Java 7
standard input
[ "sortings", "greedy" ]
60558a2148f7c9741bb310412f655ee4
The first line of the input contains single integer number n (1 ≀ n ≀ 1000) β€” amount of segments. Following n lines contain descriptions of the segments. Each description is a pair of integer numbers β€” endpoints coordinates. All the coordinates don't exceed 10000 by absolute value. Segments can degenarate to points.
1,900
The first line should contain one integer number β€” the smallest number of nails needed to nail all the segments down. The second line should contain coordinates of driven nails separated by space in any order. If the answer is not unique, output any.
standard output
PASSED
1c2e6d64fcbf3060eac220011e876b0f
train_001.jsonl
1277823600
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this segment is considered to be nailed too. What is the smallest number of nails need...
256 megabytes
import java.util.*; import java.io.*; public class D0022 { public static void main(String args[]) throws Exception { new D0022(); } D0022() throws Exception { PandaScanner sc = null; PrintWriter out = null; try { sc = new PandaScanner(System.in); ou...
Java
["2\n0 2\n2 5", "5\n0 3\n4 2\n4 8\n8 10\n7 7"]
1 second
["1\n2", "3\n7 10 3"]
null
Java 7
standard input
[ "sortings", "greedy" ]
60558a2148f7c9741bb310412f655ee4
The first line of the input contains single integer number n (1 ≀ n ≀ 1000) β€” amount of segments. Following n lines contain descriptions of the segments. Each description is a pair of integer numbers β€” endpoints coordinates. All the coordinates don't exceed 10000 by absolute value. Segments can degenarate to points.
1,900
The first line should contain one integer number β€” the smallest number of nails needed to nail all the segments down. The second line should contain coordinates of driven nails separated by space in any order. If the answer is not unique, output any.
standard output
PASSED
5662aa5961a3a13df3ca133079775f94
train_001.jsonl
1277823600
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this segment is considered to be nailed too. What is the smallest number of nails need...
256 megabytes
import java.util.*; import java.awt.Point; public class Segments { public static void main(String [] args){ Scanner in=new Scanner(System.in); int n=in.nextInt(); Point array[]=new Point[n]; for(int i=0;i<n;i++){ int a=in.nextInt(); int b=in.nextInt(); array[i]=new Point(Math.min(a,b),Math.max(a,b)); } Arrays.sort(arra...
Java
["2\n0 2\n2 5", "5\n0 3\n4 2\n4 8\n8 10\n7 7"]
1 second
["1\n2", "3\n7 10 3"]
null
Java 7
standard input
[ "sortings", "greedy" ]
60558a2148f7c9741bb310412f655ee4
The first line of the input contains single integer number n (1 ≀ n ≀ 1000) β€” amount of segments. Following n lines contain descriptions of the segments. Each description is a pair of integer numbers β€” endpoints coordinates. All the coordinates don't exceed 10000 by absolute value. Segments can degenarate to points.
1,900
The first line should contain one integer number β€” the smallest number of nails needed to nail all the segments down. The second line should contain coordinates of driven nails separated by space in any order. If the answer is not unique, output any.
standard output
PASSED
0aa72d0736b2600370b8b7feddc850e8
train_001.jsonl
1277823600
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this segment is considered to be nailed too. What is the smallest number of nails need...
256 megabytes
import java.io.*; import java.util.*; public class D22 { public static void main(String[] args) throws IOException { input.init(System.in); PrintWriter out = new PrintWriter(System.out); int n = input.nextInt(); Pair[] data = new Pair[n]; for(int i = 0; i<n; i++) data[i] = new Pair(input.nextInt(), input.nextInt()...
Java
["2\n0 2\n2 5", "5\n0 3\n4 2\n4 8\n8 10\n7 7"]
1 second
["1\n2", "3\n7 10 3"]
null
Java 7
standard input
[ "sortings", "greedy" ]
60558a2148f7c9741bb310412f655ee4
The first line of the input contains single integer number n (1 ≀ n ≀ 1000) β€” amount of segments. Following n lines contain descriptions of the segments. Each description is a pair of integer numbers β€” endpoints coordinates. All the coordinates don't exceed 10000 by absolute value. Segments can degenarate to points.
1,900
The first line should contain one integer number β€” the smallest number of nails needed to nail all the segments down. The second line should contain coordinates of driven nails separated by space in any order. If the answer is not unique, output any.
standard output
PASSED
d76bea95a185d49895215b082f74adfe
train_001.jsonl
1277823600
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this segment is considered to be nailed too. What is the smallest number of nails need...
256 megabytes
import java.util.ArrayList; import java.util.Scanner; public class D21 { private int nailsCount; private ArrayList<Integer[]> pos = new ArrayList<>(); private int[] overlaps; private ArrayList<Integer[]> ip = new ArrayList<Integer[]>(); public static void main(String[] args) { D21 obj = new D21(); obj.i...
Java
["2\n0 2\n2 5", "5\n0 3\n4 2\n4 8\n8 10\n7 7"]
1 second
["1\n2", "3\n7 10 3"]
null
Java 7
standard input
[ "sortings", "greedy" ]
60558a2148f7c9741bb310412f655ee4
The first line of the input contains single integer number n (1 ≀ n ≀ 1000) β€” amount of segments. Following n lines contain descriptions of the segments. Each description is a pair of integer numbers β€” endpoints coordinates. All the coordinates don't exceed 10000 by absolute value. Segments can degenarate to points.
1,900
The first line should contain one integer number β€” the smallest number of nails needed to nail all the segments down. The second line should contain coordinates of driven nails separated by space in any order. If the answer is not unique, output any.
standard output