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112
description
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int64
1
7
difficulty
int64
0
25
solution
stringlengths
7
983k
language
stringclasses
4 values
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.*; public class b { public static void main(String[] args) throws Throwable { int n = Integer.parseInt( new BufferedReader(new InputStreamReader(System.in)).readLine()); System.out.println(6 * n * (n - 1) + 1); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:256000000") using namespace std; template <class T> double sqrt(T x) { return sqrt((double)x); } template <class T> T sqr(T x) { return x * x; } const double PI = acos(-1.0); const int INF = 1000000000; const int MOD = 1000000007; void wa() { cout << 5; e...
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int num; long long result; cin >> num; result = 6 * num * (num - 1) + 1; cout << result; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class B{ public static void main(String[] args) { FastScanner scan = new FastScanner(); PrintWriter out = new PrintWriter(System.out); int[] dp = new...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; public class Prob171B { public static void main(String[] Args) { Scanner in = new Scanner(System.in); long side = in.nextInt(); long ans = (side - 1) * side * 6 + 1; System.out.println(ans); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n= Integer.parseInt(br.readLine()); long c = 0; int i = 0 ; while(i<n) { c = c+i*12; i++; } System.out.println(c+1); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
n=int(input()) s=1 for i in range(1,n): s+=i*12 print(s)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { int n; scanf("%d", &n); int add = 0; long long total = 1; for (int i = 0; i < n; i++) { total += add; add += 12; } printf("%I64d\n", total); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { int n; std::cin >> n; std::cout << 6 * n * (n - 1) + 1; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long a, S, i; for (cin >> a, i = 0, S = 0; i < 1; S += (6 * a * (a - 1) + 1), cout << S, ++i) ; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.*; import java.io.*; import java.math.BigInteger; public class AprB{ static BufferedReader br; public static void main(String args[])throws Exception{ br=new BufferedReader(new InputStreamReader(System.in)); long a=toInt(); if(a==1){ System.out.println("1"); ...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
a=int(input()) s=1 for i in range(0,a): s+=i*12 print (s)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << (6 * n * (n - 1)) + 1; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.*; import java.math.*; import static java.lang.Math.*; import java.security.SecureRandom; import static java.util.Arrays.*; import java.util.*; import java.util.regex.Matcher; import java.util.regex.Pattern; import sun.misc.Regexp; import java.awt.geom.*; import sun.net.www.content.text.plain; public c...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int t = 1; long long n, ans; while (t--) { cin >> n; cout << (6 * n * (n - 1)) + 1; } return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long long int N; cin >> N; cout << (N * (N - 1) * 6) + 1 << endl; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int MAX(long long int a, long long int b) { if (a > b) { return a; } else { return b; } } int MIN(long long int a, long long int b) { if (a < b) { return a; } else { return b; } } int gcd(long long int a, long long int b) { long long int c; w...
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { unsigned long int a, sum = 1, i; scanf("%lu", &a); for (i = 2; i <= a; i++) { sum += (i - 1) * 12; } printf("%lu", sum); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { long long a; scanf("%I64d", &a); if (a == 1) puts("1"); else printf("%I64d\n", a * (a - 1) * 6 + 1); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; long long MOD = 1e9 + 7; long long MAX = 1e17; int main() { ios_base::sync_with_stdio(0); ; int n; cin >> n; n = 1 + 6 * n * (n - 1); cout << n << endl; ; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
n = int(input()) print(1+6*(n**2-n))
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class B_171_Star { public static void main(String[] args) throws IOException { BufferedReader buf = new BufferedReader( new InputStreamReader(System.in)); StringTokenizer st = ...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.*; import java.util.*; public class FirstApril { FastScanner in; PrintWriter out; void solve() { int n = in.nextInt() - 1; int ans = 1; int add = 0; for (int i = 0; i < n; i++) { add += 12; ans += add; } out.println(ans...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; long long star(int n) { if (n == 1) return 1; else return 12 * n - 12 + star(n - 1); } int main() { int n; cin >> n; cout << star(n); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.BufferedReader; import java.io.InputStreamReader; public class Star { public static void main(String[] args) { BufferedReader br = null; InputStreamReader is = null; try { is = new InputStreamReader(System.in); br = new BufferedReader(is); ...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.ArrayList; import java...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int A[19000] = {0}; int main() { int a; cin >> a; A[0] = 1; for (int i = 1; i < a; i++) A[i] = A[i - 1] + 6 + 6 * (2 * i - 1); cout << A[a - 1] << endl; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { int n; long long int s; scanf("%d", &n); s = 6 * n * (n - 1) + 1; printf("%I64d", s); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
a = int(input()) if a == 1: print(1) else: print(6*(a-1) + 6*(a-1)**2 + 1)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; void loadData(void); int proc(void); void printRes(int); int a; int main(int argc, char** argv) { loadData(); printRes(proc()); return 0; } int proc(void) { long long res = 0; res += (long long)(a + a + a - 1) * (long long)a / (long long)2; res += (long long)(a ...
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import sys inN = int(sys.stdin.readline()) out = 1 for i in range(1,inN): out += i*12 sys.stdout.write(str(out))
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main(int argc, char** argv) { int n; scanf("%d", &n); n--; printf("%d\n", (int)(1 + (long long)(n + 1) * (long long)n * 6)); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
num = int(input()) if num == 1: print("1") else: print(int((num-1)*(num)/2)*12+1)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
a = int(input()) ans = 6*(a-1)*a+1 print(ans)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; long long n, s; int main() { cin >> n; s = 6 * n * (n - 1) + 1; cout << s; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int A[10]; int main() { int n, m, i, s = 1; cin >> n; cout << 6 * n * (n - 1) + 1; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; public class B { public static void main(String[] args) { Scanner s = new Scanner(System.in); long a = s.nextInt(); System.out.println(a * (a - 1) / 2 * 12 + 1); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int a; scanf("%d", &a); printf("%d\n", 6 * a * (a - 1) + 1); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
a = int(raw_input()) res = 1 for i in xrange(a): res += 12 * i print res
PYTHON
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; /* * To change this template, choose Tools | Templates * and open the template in the editor. */ /** * * @author mas1991 */ public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n= in.nextInt(); int[]d= new in...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.*; import java.util.*; public class Template implements Runnable { BufferedReader in; PrintWriter out; StringTokenizer tok = new StringTokenizer(""); void init() throws FileNotFoundException { try { in = new BufferedReader(new FileReader("input.txt")); o...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main(void) { int n; scanf("%d", &n); n--; long m = n * (n + 1) / 2; m *= 12; m++; printf("%I32d", m); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; long long a; int main() { scanf("%lld", &a); printf("%lld", 1 + 12 * (a * (a - 1) / 2)); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
//package codeforces; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.Closeable; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.StringTokenizer; public class A implements Closeable { Buffere...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; for (int i = 1; i < n; i++) ans += i * 12; cout << ans + 1; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long long a; cin >> a; if (a == 1) { cout << 1; return 0; } cout << (a - 1) * a * 6 + 1; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int a, i, sum = 0; cin >> a; for (i = 1; i <= a; i++) { if (i == 1) sum = sum + 1; else sum = sum + 12 * (i - 1); } cout << sum; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { int n, a = 1, b = 12; scanf(" %d", &n); for (int i = 0; i < n - 1; i++) { a += b; b += 12; } printf("%d", a); }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
n = int(input()) print((3 * n - 1) * (3 * n - 2) - 3 * n * (n - 1) - 1)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; public class Test { public static void main(String[] args){ Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int ans = 0; for(int i=1;i<n;i++) ans += 12*i; System.out.println(ans+1); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; while (~scanf("%d", &n)) { int res = 1; for (int i = 1; i < n; i++) res += i * 12; printf("%d\n", res); } return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; cout << ((3 * n - 2) * (3 * n - 1) + 3 * (n) * (n - 1)) / 2 << endl; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int n, ans; int main() { cin >> n; ans = (2 * n - 1) * (2 * n - 1) + 4 * (n - 1) * (n) / 2; cout << ans << endl; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << (2 * n - 1) * (2 * n - 1) + 4 * (n - 1) * n / 2; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long long i; while (scanf("%I64d", &i) != EOF) { long long ans = (3 * i - 1) * (3 * i - 2) / 2 + 3 * i * (i - 1) / 2; printf("%I64d\n", ans); } return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import sys FIN = sys.stdin FOUT = sys.stdout a = int(FIN.readline()) ans = 1 for i in range(a): ans += 12 * i FOUT.write(str(ans))
PYTHON
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
integer = int(input()) if integer == 1: print(1) else:print(1+integer*(integer-1)*6)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import math t=int(input()) if(t==1): print(1) else: x=t-1 print(6*t*x +1)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
sum = 1 n = int(input()) if n ==1: print(sum) else: for i in range(1, n): sum += 12*i print(sum)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long long res = 1; int a; cin >> a; for (int i = 1; i < a; i++) { res += 12 * i; } cout << res << endl; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
from sys import stdin, gettrace if not gettrace(): def input(): return next(stdin)[:-1] # def input(): # return stdin.buffer.readline() def main(): a = int(input()) print(6*a*(a-1) + 1) if __name__ == "__main__": main()
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int pray(int a) { if (a == 1) return 1; if (a == 2) return 13; return ((a - 1) * 12) + pray(a - 1); } int main() { ios_base::sync_with_stdio(false); int a; cin >> a; cout << pray(a); }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; const long double PI = 3.1415926535897932384626433832795; const long double EPS = 1e-11; int main() { cout << setiosflags(ios::fixed) << setprecision(10); int t = 13; int n; cin >> n; if (n == 1) cout << 1; else { int k = 24; for (int i = 0; i < (n -...
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
x=int(input()) print(x*6*(x-1)+1)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main(void) { int n; scanf("%d", &n); printf("%d", 6 * n * (n - 1) + 1); }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
// ~/BAU/ACM-ICPC/Teams/A++/BlackBurn95 // ~/sudo apt-get Accpeted import java.io.*; import java.util.*; import java.math.*; import static java.lang.Math.*; import static java.lang.Integer.parseInt; import static java.lang.Long.parseLong; import static java.lang.Double.parseDouble; import static java.lang.String.*; ...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int a; cin >> a; if (a == 1) cout << 1; else cout << 6 * a * (a - 1) + 1; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; public class Main { void run(){ Scanner scan=new Scanner(System.in); int n=scan.nextInt(); long edge=12; long sum=1; for(int i=2;i<=n;i++){ sum+=edge; edge+=12; sum%=2000000000; edge%=2000000000; ...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; /** * * @author owner */ public class JavaApplication7 { /** * @param args the command line arguments */ public static void main(String[] args) { int n = (new Scanner(System.in)).nextInt(); System.out.print(6*n*(n-1)+1); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
//package codeforce171; import java.util.Scanner; public class B { public long solve(long n) { if (n == 1) return 1; long sideLen = n * 3 - 2; return sideLen * (sideLen + 1) / 2 + (n - 1) * n / 2 * 3; } public static void main(String[] args) { B problem = new B(); Scanner scanner = new Scanner(Syste...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int a; int main() { cin >> a; cout << 6 * a * (a - 1) + 1; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { int n; scanf("%d", &n); long long a = 1, b = 12; for (int i = 0; i < n - 1; i++) { a += b; b += 12; } printf("%I64d\n", a); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; const int maxN = 30 + 321; int main() { ios::sync_with_stdio(0); int n; cin >> n; long long ans = 0; if (n == 1) { cout << '1' << endl; return 0; } ans = 1; for (int i = 2; i <= n; i++) ans += 11 * (i - 1) + i - 1; cout << ans << endl; return 0; ...
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
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n = int(input().split()[0]) print((2 * n - 1) * (2 * n - 1) + 4 * (n - 1) * n // 2)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
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import java.util.*; public class B { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); in.close(); System.out.println(6 * n * (n - 1) + 1); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); long long n; cin >> n; n--; cout << ((3 * n + 1) * (3 * n + 2) / 2) + (3 * (n) * (n + 1) / 2) << endl; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class A { public static long Mod = 1073741824; public static void main(String[] args) { try { ...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import static java.util.Arrays.deepToString; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.StringTokenizer; public class Main { static void solve() throws IOException {...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.io.*; import java.math.BigInteger; import java.util.*; import static java.lang.Math.*; public class FoolDay_B implements Runnable { final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; PrintWriter out; StringTokenizer tok; public static void main(String[] arg...
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
a = int(input()) if a == 1: print(1) else: print(12 * (a - 1) * a // 2 + 1)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int t; scanf("%d", &t); printf("%lld", (long long)(t * 3 - 2) * (t * 3 - 1) / 2 + (long long)t * 3 * (t - 1) / 2); }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int a = 0, output = 0, last = 1, i = 1, j = -1; cin >> a; for (int k = 1; k <= a; k++) { output = last + 2 * i + 2 * j; i += 2; j += 4; last = output; } cout << output; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; signed main() { long long n, ans = 0; cin >> n; for (long long i = 2; i <= n; i++) ans += (i * 2 - 1) * 6 - 6; cout << ans + 1; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int N; int main() { scanf("%d", &N); printf("%d", (N - 1) * N * 6 + 1); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
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import sys n = int(sys.stdin.readline()) # get the number of test cases print 6*n*(n-1) + 1
PYTHON
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
a = int(input()) print(1 + (a * (a - 1) // 2) * 12)
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << (n * n * 6) - 6 * (n - 1) - 5 << endl; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long long int n; cin >> n; cout << n * 6 * (n - 1) + 1; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; public class B171 { public static void main(String[] args) { Scanner read = new Scanner(System.in); short input = read.nextShort(); read.close(); System.out.println((6*input*(input-1))+1); } }
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
n = int(input()) x = n * 3 - 2 print(x * (x + 1) - (n * (n + 1) * 3 - n * 6 + 1))
PYTHON3
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; long long xd(long long n) { return (((n - 1) * 12) * n) / 2 + 1; } int main() { long long n; cin >> n; cout << xd(n) << endl; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> int main() { int ans = 1, n; scanf("%d", &n); for (int i = 1; i < n; i++) ans += 12 * i; printf("%d\n", ans); return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
a = int(raw_input()) print 6 * a * (a - 1) + 1
PYTHON
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int i, t = 1, ekle = 0, x; cin >> x; for (i = 1; i <= x; i++) { t += ekle; ekle += 12; } cout << t << endl; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; const int mod = 1000000007; const int maxn = 1000000 + 10; int main() { int n; cin >> n; long long int s = 1; for (int i = 1; i < n; i++) s += i * 12; cout << s << endl; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; int a[18258]; a[0] = 1; a[1] = 12; a[2] = 24; int i; for (i = 3; i < 18257; i++) a[i] = a[i - 1] + 12; while (cin >> n) { long long sum = 0; for (i = 0; i < n; i++) sum += a[i]; cout << sum << endl; } return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << 1 + (n) * (n - 1) / 2 * 12 << endl; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
import java.util.Scanner; public class Main{ public static void main(String...args){ Scanner sc = new Scanner(System.in); int a = sc.nextInt(); System.out.println(6*a*a - 6*a + 1);}}
JAVA
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; long long res = (6 * N) * (N - 1) + 1; cout << res << endl; return 0; }
CPP
171_B. Star
<image> Input The input contains a single integer a (1 ≤ a ≤ 18257). Output Print a single integer output (1 ≤ output ≤ 2·109). Examples Input 2 Output 13
2
8
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int i; int s = 1; for (i = 2; i <= n; i++) { s += (i - 1) * 12; } cout << s << endl; return 0; }
CPP