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name stringlengths 2 112 | description stringlengths 29 13k | source 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.*;
import java.util.*;
public class Main {
private static IO io;
public static void main(String[] args) throws IOException {
new Main().run();
}
private void run() throws IOException {
io = new IO(System.getProperty("ONLINE_JUDGE")!=null);
solve();
io.flush();
... | 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, res = 0;
cin >> n;
for (int i = n; i >= 2; i--) res += (12 * (i - 1));
res += 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() {
long long int n;
cin >> n;
long long int ans = ((n - 1) * (n)) / 2;
ans *= 12;
ans++;
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 a, ans = 1;
cin >> a;
for (int i = 0; i < a; i++) {
ans += i * 12;
}
cout << 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 java.util.Scanner;
public class Main {
public static void main(String args[]){
Scanner cin = new Scanner(System.in);
while (cin.hasNext()){
long a = cin.nextLong();
long r = f(a);
System.out.println(r);
}
}
public static lon... | 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, 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;
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.util.*;
import java.util.List;
public class Main2 {
private static StringTokenizer st;
private static BufferedReader br;
public static void print(Object x) {
System.out.println(x + "");
}
public static String join(List<?> x, String space) {
StringBuild... | 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;
inline bool ascending(int i, int j) { return (i < j); }
inline bool descending(int i, int j) { return (i > j); }
const int MN = (1e5) + 10;
int comp(const void *a, const void *b) { return (*(int *)a - *(int *)b); }
bool cmp(int a, int b) { return a > b; }
int main() {
int... | 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;
scanf("%d", &n);
printf("%d\n", 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;
void solve() {
int n;
cin >> n;
cout << 6 * n * (n - 1) + 1 << "\n";
}
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
solve();
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.*;
public class Star {
public static void main(String[] args) {
Scanner cin = new Scanner(System.in);
int n = cin.nextInt();
cin.close();
System.out.print(n * (n - 1) * 6 + 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 | def tri_len(n):
return 3*n-2
def triangle(n):
return (n*(n+1))//2
def star(n):
l = tri_len(n)
return triangle(n-1)*3 + triangle(l)
print(star(int(input()))) | 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 a, n = 1;
scanf("%d", &a);
for (int i = 1; i < a; i++) n += 12 * i;
printf("%d", 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 | #include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int N = 1 + 4;
map<string, string> maap;
vector<int> circle;
bool vis[N];
int parent[N];
int chk[N];
int color[N];
int tim[2][N];
int dis[N];
int position[N];
vector<int> adj[N];
vector<int> adj1[N];
vector<int> graph[N];
bool has_cycle;
int maxd... | 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() {
string a, b;
long long s, d, i, n, t;
cin >> n;
t = 1;
d = 12;
if (n == 1) {
cout << 1;
return 0;
}
for (i = 0; i < n - 1; i++) {
t = t + d;
d = d + 12;
}
cout << t;
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 sky(int n) {
int count = 1, acount = 12;
if (n == 1) return 1;
if (n >= 2) {
count += acount;
for (int i = 2; i < n; i++) {
count += (acount * i);
}
}
return count;
}
int main() {
int n;
cin >> n;
cout << sky(n) << 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 a;
cin >> a;
int ans = a * (a - 1) / 2;
cout << ans * 12 + 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 n;
cin >> n;
if (n == 1) {
cout << 1 << endl;
return 0;
}
int ans = 13;
for (int i = 3; i <= n; i++) {
ans += (2 * (i - 1) - 1) * 6 + 6;
}
cout << ans << 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;
cin >> n;
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 | import java.util.Scanner;
public class Star {
private static Scanner in = new Scanner(System.in);
public static void main(String[] args) {
int a = in.nextInt();
int ret = 6*a*a - 6*a + 1;
System.out.println(ret);
}
}
| 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())
ans = 1
for i in range(1, n):
ans += (i*12)%2000000000
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;
int main() {
unsigned long long a, b = 1;
cin >> a;
if (a > 1) {
for (int i = 1; i < a; i++) {
b += (2 * i - 1) * 6 + 6;
}
}
cout << b << 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 LL = long long;
using ULL = unsigned long long;
using LLL = __int128;
using ULLL = unsigned __int128;
namespace std {
void swap(int& x, int& y) { x ^= (y ^= (x ^= y)); }
void swap(LL& x, LL& y) { x ^= (y ^= (x ^= y)); }
}; // namespace std
using std::swap;
template <typename T, typename ... | 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 ret[20000];
int main() {
int a;
ret[1] = 1;
ret[2] = 13;
for (int i = 3; i <= 18257; i++) ret[i] = ret[i - 1] + 6 * ((i - 1) * 2);
scanf("%d", &a);
printf("%d\n", ret[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 | n=input()
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 | //referred professors code
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Star {
static int triangle(int n) {
return n*(n+1)/2;
}
static int hexagon(int n) {
return triangle(n)*6-n*6+1;
}
public static void main(String[] args) throws NumberFormatExce... | 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 math
import queue
from itertools import permutations
n=int(input())
if n==1:
print(1)
else:
print((6*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.*;
import java.util.zip.*;
import java.io.*;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CharsetEncoder;
import static java.util.Arrays.sort;
import static java.lang.Math.max;
import static j... | 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 a;
cin >> a;
long long s = 1;
int i;
for (i = 1; i <= a; ++i) s += (12 * i - 12);
cout << 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 | #include <bits/stdc++.h>
using namespace std;
int main() {
long long int m;
while (cin >> m)
cout << ((m * 3 - 1) * (m * 3 - 2) + 3 * m * (m - 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 | #include <bits/stdc++.h>
using namespace std;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
long long n;
cin >> n;
cout << 6 * n * (n - 1) + 1 << 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.*;
import java.util.*;
public class B{
public static void main(String[] args) {
Read in = new Read();
int input;
long out;
input = in.nextInt();
out = 6*(input)*(input-1) + 1;
System.out.println(out);
}
static class Read {
... | 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 Main {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
int a = input.nextInt();
System.out.println((a * (a - 1) * 6) + 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 | def starNumber(n):
star = [0] * n
star[0] = 1
for i in range(1, n):
star[i] = star[i - 1] + 12 * (i + 1) - 12
return star[n - 1]
n = int(input())
print(starNumber(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 | #include <bits/stdc++.h>
using namespace std;
template <class T>
inline void smn(T &a, const T &b) {
if (b < a) a = b;
}
template <class T>
inline void smx(T &a, const T &b) {
if (b > a) a = b;
}
template <class T>
inline T rev(const T &a) {
T _ = a;
reverse(_.begin(), _.end());
return _;
}
const double eps =... | 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, y;
scanf("%d", &n);
y = 6 * n * n - 6 * n + 1;
printf("%d", y);
}
| 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;//package codeforces;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.StringTokenizer;
public class StarNumber {
static class FastScanner {
BufferedReader br = new BufferedReader(new InputStr... | 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 tri(long long n) { return n * (n + 1) / 2; }
int main() {
long long n;
cin >> n;
cout << tri(3 * n - 2) + 3 * tri(n - 1) << 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>
const long long inf = 1000000000;
const long long inf64 = inf * inf;
const double pi = acos(-1.0);
long long Abs(long long x) { return (x >= 0 ? x : -x); }
using namespace std;
bool solve() {
long long a;
cin >> a;
vector<long long> dp(a + 2);
dp[1] = 1;
dp[2] = 13;
for (int i(3); i... | 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>
#pragma GCC optimize(2)
using namespace std;
inline int read() {
char c = getchar();
int x = 0;
bool f = 0;
for (; !isdigit(c); c = getchar()) f ^= !(c ^ 45);
for (; isdigit(c); c = getchar()) x = (x << 1) + (x << 3) + (c ^ 48);
if (f) x = -x;
return x;
}
int n;
int main() {
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 | import java.io.PrintWriter;
import java.util.Scanner;
public class First {
static Scanner in; static int next() throws Exception {return in.nextInt();};
// static StreamTokenizer in; static int next() throws Exception {in.nextToken(); return (int) in.nval;}
// static BufferedReader in;
static PrintWriter out;
publ... | 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() {
long long int a, i, ans = 1;
scanf("%lld", &a);
for (i = 2; i <= a; i++) {
ans += 12 * (i - 1);
}
printf("%lld\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=input()
c=0
b=1
for i in range (a-1):
b+=6*(i+2)+c
c=6*(i+1)
print b
| 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 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 | #include <bits/stdc++.h>
using namespace std;
int main() {
long long i, n, sum = 1;
cin >> n;
for (i = 1; i < n; i++) sum = sum + (12 * i);
cout << 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 | n=int(input())
summ=0
for i in range(n):
summ+=12*i
print(1+summ) | 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 n;
long long s, x;
int main() {
srand(time(NULL));
cin >> n;
n--;
s = 1;
x = 12;
while (n) {
s += x;
x += 12;
n--;
}
cout << s << 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>
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
using namespace std;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
;
{
long long int ... | 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(void) {
int n;
scanf("%d", &n);
printf("%d\n", (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) {
long[] nums = new long[18258];
nums[1] = 1;
for(int i = 2; i < nums.length; i++)
nums[i] = 12 * (i - 1);
for(int i = 2; i < nums.length; i++)
nums[i] += nums[i-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(raw_input())
print 1+n*(n-1)*6 | 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 n;
cin >> n;
cout << (n * 6) * (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 | import java.math.BigInteger;
import java.util.Hashtable;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
Hashtable<BigInteger, BigInteger> tabla = new Hashtable<BigInteger, BigInteger>();
tabla.put(new BigInteger("1"), new Big... | 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;
if (n == 1) {
cout << 1;
exit(0);
}
if (n == 2) {
cout << 13;
exit(0);
}
int d = 24;
int ops = 12;
int ans = 13;
for (int i = 0; i < n - 2; i++) {
ans += d;
d += ops;
}
cout << ans;
}
| 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 | /*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
//package codeforces;
import java.util.Scanner;
/**
*
* @author DELL
*/
public class Star {
public static void solve(){
Scanner nera = new Scanner(System.in);
int n = nera.nextInt();
... | 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;
long long f = 0, ans = 1;
for (int i = 2; i <= n; ++i) {
f += 12;
ans += f;
}
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 << (6 * n * (n - 1)) + 1 << 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 scan = new Scanner(System.in);
int f = scan.nextInt();
long ans = 0;
for (; f > 1; f--) {
ans += (f - 1) * 12;
}
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;
const long long N = 1e6;
long long t;
long long a;
void solve() {
cin >> a;
long long ans = 1;
for (int i = 1; i <= a - 1; i++) {
ans = ans + i * 12;
}
cout << ans << endl;
}
int main() {
ios::sync_with_stdio(0), cin.tie(0);
solve();
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) * ((2 * n) - 1)) + n - 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() {
int n;
cin >> n;
cout << (6 * n * (n - 1) + 1) << "\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 | #include <bits/stdc++.h>
using namespace std;
int main() {
int n, sum, i;
cin >> n;
cout << (12 * ((n * (n + 1)) / 2 - n)) + 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() {
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 | n = int(input())
print(6*(n-1)*n+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 | __author__ = 'MARI'
def main():
a = int(input())
print(1 + 12*(a*(a-1)//2))
if __name__ == '__main__':
import sys
argv = sys.argv
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 main() {
long long a, Output, i, k, j;
while (cin >> a) {
i = 0;
j = 0;
Output = 1;
for (k = 1; k <= a; k++) {
i++;
Output += j;
j = 12 * i;
}
cout << Output << 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, sn;
1 <= n <= 18257;
1 <= sn <= 2000000000;
cin >> n;
if (n == 1) cout << 1;
if (n != 1) 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 | #!/usr/bin/env python
from __future__ import division, print_function
import math
import os
import sys
from fractions import *
from sys import *
from io import BytesIO, IOBase
from itertools import *
from collections import *
# sys.setrecursionlimit(10**5)
if sys.version_info[0] < 3:
from __builtin__ import xran... | 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;
int res = 1;
for (int i = 1; i < n; ++i) {
res += i * 12;
}
cout << res;
}
| 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 f(int n) {
if (n == 1) return 1;
return (n * 2 - 1) * 6 - 6 + f(n - 1);
}
int main() {
int n;
cin >> n;
cout << f(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 | #!/usr/bin/python2
a = int(raw_input())
ans = sum(range(a, a + a)) + sum(range(a, a + a - 1))
ans += sum(range(1, a)) * 6
print 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 | a = input()
print 1 + 6*(a-1)*a
| 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;
void timo() {
ios::sync_with_stdio(0);
ios_base::sync_with_stdio(0);
cin.tie(0), cout.tie(0);
}
int main() {
timo();
long long n, ans = 1, arr[18258];
arr[0] = 1, arr[1] = 12;
cin >> n;
for (int i = 1; i < n; i++) {
if (i > 1) arr[i] = arr[i - 1] + 12;
... | 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())
ans = 1
for i in range(1, n):
ans += 12 * i
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;
const double PI = 2 * asin(1.0);
const int INF = 1000000000;
const double EPS = 1e-10;
inline int cmp(double x, double y = 0, double tol = EPS) {
return (x <= y + tol) ? (x + tol < y) ? -1 : 0 : 1;
}
inline long long gcd(long long n1, long long n2) {
return n2 == 0 ? ab... | 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 << 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() {
ios::sync_with_stdio(0);
cin.tie(0);
int x;
cin >> x;
cout << 1 + x * (x - 1) * 6 << "\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 | #include <bits/stdc++.h>
using namespace std;
const double pi = acos(-1.0);
const int inf = (int)1e9;
int main() {
int a;
cin >> a;
--a;
long long int res = (24 + 12 * (a - 1)) / 2 * a;
res++;
cout << 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 | a = int(input())
x = 1
for i in xrange(1,a):
x += (i)*12
print x | 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 n;
int main() {
scanf("%d", &n);
printf("%lld", (long long)6 * (n - 1) * n + 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;
const long long int inf = 1LL << 62;
const long long int nlyinf = 1LL << 60;
template <class P, class Q>
ostream &operator<<(ostream &out, const pair<P, Q> &p);
template <class T>
ostream &operator<<(ostream &out, const vector<T> &V);
template <>
ostream &operator<<<long lo... | 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 INF = 0x3f3f3f3f;
const long long LLINF = 0x3f3f3f3f3f3f3f3f;
const int MOD = 1000000007;
const double EPS = 1e-8;
const long double EULER = 2.71828182845904523536;
const long double PI = 3.14159265358979323846;
int main() {
ios_base::sync_with_stdio(0);
cin.t... | 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.lang.reflect.Array;
import java.util.*;
public class Main
{
public static void main(String[] args) throws IOException
{
new Main().run();
}
// BufferedReader in;
// PrintWriter out;
//
// void run() throws IOException
// {
// in = new BufferedReader(new InputS... | 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 | def suma (i,j):
if j<i:
return 0
return ((i+j)*(j-i+1))//2
def odpowiedz(n):
return 1+12*suma(1,n-1)
txt = raw_input()
n = int(txt)
print odpowiedz(n)
| 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.io.*;
import java.util.*;
public class Main {
public Scanner sc;
public void run() {
int n = sc.nextInt();
System.out.println(1+6*n*(n-1));
}
public static void main(String[] args) {
Main main = new Main();
try { main.sc = new Scanner(new FileInput... | 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())
ans = 1
t = 12
for i in range(1,n):
ans += i*t
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 | import java.util.Scanner;
public class fool1 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int n;
n = sc.nextInt();
long val = 1;
n -= 1;
while(n>0){
val += 12*n;
n--;
}
System.out.println(val);
}
}
| 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 S(long long n) { return (n * (n + 1)) / 2; }
long long A(long long n) { return S(3 * n + 1) + 3 * S(n); }
int main() {
long long n;
cin >> n;
cout << A(--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 | #include <bits/stdc++.h>
using namespace std;
int main() {
int n;
cin >> n;
int i;
int answer = 1;
for (i = 2; i <= n; i++) {
answer += (6 * (2 * i - 2));
}
cout << answer << 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;
scanf("%d", &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() {
int a, b;
cin >> a;
if (a == 1) {
cout << '1';
return 0;
}
if (a == 2) {
cout << "13";
return 0;
}
long long sol = 1;
sol += 1LL * 6 * a * (a + 1) / 2;
sol += 1LL * 6 * ((a - 2) * (a - 1) / 2 - 1);
cout << sol << '\n';
retu... | 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;
public class P171B_Star {
public static void main(String[] args) throws IOException {
BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
int a = Integer.parseInt(in.readLine());
... | 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 Star {
public static void main(String[] args) throws IOException {
BufferedReader f = new BufferedReader(new InputStreamReader(System.in));
int n = Integer.parseInt(f.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>
using namespace std;
int n;
int main() {
scanf("%d", &n);
printf("%d\n", 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.util.*;
public class Temp {
static BufferedReader reader;
static StringTokenizer tokenizer = null;
static PrintWriter writer;
static int nextInt() throws IOException {
return Integer.parseInt(nextToken());
}
static long nextLong() 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.PrintWriter;
import java.util.Scanner;
public class Main {
public static void main(String[] argv) {
new Main().run();
}
Scanner in;
PrintWriter out;
void run() {
in = new Scanner(System.in);
out = new PrintWriter(System.out);
try {
solve();
} finally {
out.close();
}
}
int re... | 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 n, ans;
int main() {
scanf("%d", &n);
ans = 1;
for (int i = 2; i <= n; i++) {
ans += 6 * (2 * i - 2);
}
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 | import java.util.Arrays;
import java.util.Scanner;
public class ap02 {
public static void debug(Object... obs)
{
System.out.println(Arrays.deepToString(obs));
}
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
int n=sc.nextInt();
... | 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 n, m;
long long p[20000], ans = 1;
int main() {
scanf("%d", &n);
if (n == 1) {
puts("1");
return 0;
}
p[0] = 0;
for (int i = (1); i <= (n); i++) p[i] = p[i - 1] + i;
ans = 13;
for (int i = (3); i <= (n); i++) {
ans += 6 + 6 * (p[i - 1] - p[i - ... | 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 java.util.*;
import java.util.stream.*;
import static java.lang.Math.abs;
import static java.lang.Math.min;
import static java.lang.Math.max;
import static java.lang.Math.sqrt;
import static java.lang.Integer.signum;
@SuppressWarnings("unchecked")
public class P0171B {
p... | JAVA |
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