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112
description
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int64
1
7
difficulty
int64
0
25
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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 B implements Runnable { private MyScanner in; private PrintWriter out; private int f(int n) { return 1 + 6 * n * (n - 1); } private void solve() { int a = in.nextInt(); out.println(f(a)); } @Override public vo...
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(void) { int a; cin >> a; 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
def c(n): r = 1 while n > 1: n -= 1 r += n * 12 return r print c(int(raw_input()))
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() { long a, b = 1, i; cin >> a; for (i = 2; i <= a; i++) { b += 6 * 2 * (i - 1); } cout << b << 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()) c=(6*n)*(n-1)+1 print(c)
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 n; cin >> n; long long ans = 1; for (int i = 0; i < n; i++) ans += 12 * i; 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
n = input() print 1+6*n*(n-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; long long mod = pow(10, 9) + 7; int main() { long long x; cin >> x; long long ans = 0; for (long long i = 1; i <= x; i++) { if (i == 1) { ans++; continue; } ans += (2 * i - 1) * 4; ans += 4 * (i - 2); } 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.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long n = sc.nextLong(); 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
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int res = 0; for (int i = (1); i <= ((n)); i++) { if (i == 1) res++; else { res += 6 * (2 * i - 1) - 6; } } 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; long long MOD = 1791791791; double eps = 1e-12; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long n; cin >> n; cout << fixed << setprecision(0) << 12 * (n * (n - 1) * 0.5) + 1 << "\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.util.Scanner; public class star { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long N = sc.nextLong(); long ans = 0; for(int a=1;a<N;a++){ ans+=a; } System.out.println(((ans*6)<<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
a = int(input()) res = 1 for i in range(2, a + 1): res += (i - 1) * 12 print(res)
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
Q = int I = input B = print n = Q(I()) B(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
#include <bits/stdc++.h> using namespace std; int main() { int a; cin >> a; int ans(1); for (int i = 2; i <= a; ++i) ans += 12 * (i - 1); 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
#include <bits/stdc++.h> using namespace std; inline double sqr(double a) { return a * a; } template <typename T> inline void alert(T const &t) { cout << t; exit(0); } template <typename T> inline void alert(vector<T> &t, char delim = ' ') { for (T const &ti : t) cout << ti << delim; exit(0); } const int INF = ...
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 x; cin >> x; cout << 6 * x * (x - 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
"""==================================================================================== ==================================================================================== ___ _______ ___ _______ ___ ___ | /\ | | \ | | / | | | | |\ /| | ...
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.*; import java.util.*; import java.math.*; import java.awt.geom.*; import static java.lang.Math.*; public class Solution implements Runnable { public void solve () throws Exception { int n = nextInt(); int cur = 0; int sum = 1; for (int i = 1; i <= n; i++) { sum += cur; cur = cur + 12; ...
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
k=int(input()) print((6*k*(k-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.io.*; import java.util.*; public class Main{ static int mod = (int)(Math.pow(10, 9) + 7); public static void main(String[] args) { MyScanner sc = new MyScanner(); out = new PrintWriter(new BufferedOutputStream(System.out)); int n = sc.nextInt(); 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, h[20003]; int main() { cin >> n; h[1] = 1; for (int i = 2; i <= n; ++i) h[i] = h[i - 1] + 12 * (i - 1); cout << h[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(int((n - 1) * n / 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
import java.util.Scanner; public class Aprel2012_B { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int ans = 0; for (int i = 1; i <= n; i++) { ans += 12 * (i-1); } 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; 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
a = int(input()) res = (a * 6 * ( a - 1)) + 1 print(res)
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
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
a = int(raw_input()) sum = 1 for i in range(a): sum += 12 * i print sum
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
ans = 1 for i in range(int(raw_input())): ans += i * 12 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
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader br = new BufferedReader( new InputStreamReader(System.in)); int n=Integer.parseInt(br.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
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; if (n == 1) { cout << "1"; return 0; } long long cd = n * 3 - 2, ans = 0; for (int i = 1; i <= cd; i++) { ans += i; } ans *= 2; for (int i = 1; i <= n; i++) { ans -= i + n - 1; } for (int i = n - 1; i >= 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; unsigned long long int n, i, ans; int main() { cin >> n; if (n == 1) { cout << 1; return 0; } for (i = 2; i <= n; i++) { ans = ans + 3 * i + 6 * (i - 1) + 3 * (i - 2); } 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> int l[20000]; int s[20000]; int i; int a; int main() { scanf("%d", &a); l[1] = 1; s[1] = 1; l[2] = 12; s[2] = 4; for (i = 3; i <= a; i++) { s[i] = s[i - 1] + 3; l[i] = 2 * (s[i] * 3 - 3) - (i - 2) * 6 - 6; } int sol = 0; for (i = 1; i <= a; i++) { sol += l[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> using namespace std; long long n, i, j, t, s = 1, k, e, l; int main() { cin >> k; for (i = 1; i < k; i++) s = s + i * 12; 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
a = int(input()) i = 1 c = 1 while (i < a): c += 2*i*6 i += 1 print(c)
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 Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int temp1 = p6(a); int temp2 = p3(a*3-2); System.out.println(temp2 * 2 - temp1); } static int p6(int n) { return p...
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 int oo = 1e9 + 7; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; int res = 1; for (int i = 1; i < n; i++) res += i * 12; 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
import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.Writer; import java.util.*; public class Main { public static void main(String arg[]) { InputReader in = new Inp...
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 n; int main() { scanf("%d", &n); printf("%d\n", 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> int main() { int n; scanf("%d", &n); printf("%d", n * (n - 1) * 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 long long ans = 1; int long long part = 1; int n; cin >> n; for (int i = 2; i <= n; i++) { part = part + 2; ans += part * 6 - 6; } 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> int main() { int F[18258]; F[1] = 1; int n; scanf("%d", &n); for (int i = 2; i <= n; i++) F[i] = F[i - 1] + (i - 1) * 12; printf("%d", F[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.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Solution { BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = null; private 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.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 Bunyod Xalilov */ public class Main { public static void main(String[] args) { InputStre...
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 n; int main() { cin >> n; cout << (n * (n - 1) / 2) * 12 + 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 int ans = 1; int main() { int n; scanf("%d", &n); for (int i = 1; i <= n; i++) { ans = ans + 12 * (i - 1); if (ans > 2000000000) ans = ans % 2000000000; } printf("%I64d", 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
#include <bits/stdc++.h> using namespace std; const double pi = acos(-1); long long n, a, b, tmp = 0, x = 0, y, c; vector<pair<int, int> > vp; bool first, firs, g, prev; char ch; vector<char> used; vector<int> v; string second, t; char d[10]; map<string, long long> ma; bool cmpvp(pair<int, int> p1, pair<int, int> p2) {...
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; cout << 6 * a * (a - 1) + 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 n, ans; int main() { cin >> n; for (int i = 1; i < n; i++) { ans += 12 * i; } 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() { int star, sum = 0; cin >> star; for (int i = 1; i <= star; i++) { if (i == 1) sum++; 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
#include <bits/stdc++.h> int main() { long long int a, b = 1, i; scanf("%I64d", &a); for (i = 1; i <= a; i++) { b += 12 * (1 + i - 2); } if (a == 1) printf("1"); else printf("%I64d", b); 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, i, z = 12, t = 1; cin >> n; for (i = 1; i < n; i++) { t += z; z += 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
a = lambda n: 6*n*(n-1)+1 print a(int(raw_input()))
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; long long res = 1; for (int i = 2; i <= n; ++i) res = res + 12 * (i - 1); 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
import java.io.InputStreamReader; import java.io.IOException; import java.util.InputMismatchException; import java.io.BufferedReader; import java.io.OutputStream; import java.io.PrintWriter; import java.io.Reader; import java.io.Writer; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution ...
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 dir1[8][2] = {1, 2, 2, 1, 2, -1, 1, -2, -1, 2, -2, 1, -1, -2, -2, -1}; int dir2[4][2] = {1, 0, 0, 1, -1, 0, 0, -1}; int dir3[8][2] = {1, 0, 0, 1, -1, 0, 0, -1, 1, 1, 1, -1, -1, 1, -1, -1}; int gcd(int x, int y) { return y == 0 ? x : gcd(y, x % y); } bool Isleap(int year...
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; while (~scanf("%d", &n)) { int f = 1; for (int i = 2; i <= n; i++) { f = f + (i - 1) * 12; } printf("%d\n", f); } 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
s=input().split() print(int(s[0])*(int(s[0])-1)*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
n = int(input()) print((2*n-2)*n*3+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()) print(6 * (a**2) - 6 * a + 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.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Problem2_Star { public static void star(){ MyScanner sc = new MyScanner(); int n = sc.nextInt(); if(n==1){ System.out.println("1"); return; } ...
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 n; int main() { cin >> n; cout << 1 + 12 * (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
#include <bits/stdc++.h> using namespace std; int main() { long long 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
a = input() print 2 * a * a + 4 * a * (a - 1) - 2 * a + 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
import java.io.*; import java.util.*; import java.math.*; public class star { public static void main (String [] args) throws Exception { Scanner sc = new Scanner(System.in); int l = Integer.parseInt(sc.nextLine()); long sum = 1; sum+=6*(l)*(l+1); s...
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 n; int main() { scanf("%d", &n); printf("%d", 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> int f[18257] = {1}; int main() { int i; for (i = 1; i < 18257; ++i) f[i] = f[i - 1] + 12 * i; int n; while (scanf("%d", &n) != EOF) printf("%d\n", f[n - 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() { ios::sync_with_stdio(false); cin.tie(0); unsigned long long layers, bowls; cin >> layers; bowls = 1; for (int i = 2; i <= layers; i++) { bowls += 6 + ((i - 1) * 2 - 1) * 6; } cout << bowls << 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 long long AV = 1e16; const long long AB = 1e9 + 7; const long long AC = 1e6 + 1; const long long AN = 1e5 + 1; const long long AP = 1e4 + 1; long long n; int main() { 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
#include <bits/stdc++.h> using namespace std; template <class T> inline T sqr(T a) { return a * a; } int main() { long long n; scanf("%I64d", &n); printf("%I64d", 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 static java.lang.Math.*; import static java.util.Arrays.*; import java.util.*; public class B { Scanner sc = new Scanner(System.in); void run() { long a = sc.nextLong(); long res = 1; for (long i = 2; i <= a; i++) { res += (i * 2 - 2) * 6; } System.out.println(res); } void debug(Object...os...
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 6 * n ** 2 - 6 *n + 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 a, b, c, d, e, cnt = 0, snt = 0, f; string s, n, s1; vector<int> v; char u; 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
import math import itertools import collections def getdict(n): d = {} if type(n) is list: for i in n: if i in d: d[i] += 1 else: d[i] = 1 else: for i in range(n): t = ii() if t in d: d[t] += 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 n; while (cin >> n) { int ans = 1; int doce = 0; while (--n) { doce += 12; ans += doce; } 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; template <class T> inline T gcd(T a, T b) { if (a < 0) return gcd(-a, b); if (b < 0) return gcd(a, -b); return (b == 0) ? a : gcd(b, a % b); } template <class T> inline T lcm(T a, T b) { if (a < 0) return lcm(-a, b); if (b < 0) return lcm(a, -b); return a * (b /...
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; long long ans = 1; cin >> n; for (int i = 1; i < n; i++) ans += i * 12; 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
# solution nim = int(input()) print(6 * nim * (nim - 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.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> t = new Hashtable<BigInteger, BigInteger>(); t.put(new BigIn...
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, ans = int(input()), 1 for i in range(1, n): ans += i * 12 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
# -*- coding: utf-8 -*- import sys if __name__ == '__main__': num = map(int,sys.stdin.readline().split()) n = num[0] print 6 * n ** 2 - 6 * n + 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; const long long maxn = 1e5 + 6; int main() { ios_base::sync_with_stdio(0); long long n; cin >> n; long long temp = 1 + (n - 1) * 3; cout << (temp * (temp + 1)) / 2 + 3 * ((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
/** * Created with IntelliJ IDEA. * User: alexey * Date: 21.03.13 * Time: 22:13 * To change this template use File | Settings | File Templates. */ import java.io.BufferedReader; import java.io.IOException; import java.io.PrintWriter; import java.io.*; import java.util.Arrays; import java.util.Random; 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
a = input() c = 1 for x in range(2,a+1): c += x + 10*(x-1) + x-2 print c
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() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); long long n; cin >> n; long long m = n - 1, ans = 0; ans = (n * m * 6); 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 n, a[50000] = {}, j = 2; cin >> n; a[1] = 1; for (int i = 2; i <= n; i++) { a[i] = a[i] + j + (j + 1) + (j + 2); a[i] += a[i - 1]; a[i] = a[i] + (3 * (i - 1) * i / 2); a[i] = a[i] - (3 * (i - 2) * (i - 1) / 2); j += 3; } ...
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 = 1; i < a; i++) { ans += i * 12; } 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; const int maxint = -1u >> 1; template <class T> bool get_max(T& a, const T& b) { return b > a ? a = b, 1 : 0; } template <class T> bool get_min(T& a, const T& b) { return b < a ? a = b, 1 : 0; } const int Maxn = 18259; long long f[Maxn]; int main() { f[1] = 1; int 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.util.Scanner; public class Star { /** * @param args */ public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int a = scanner.nextInt(); long res = 1; long x = 12; for (int i = 1 ; i < a; i++){ res += x; ...
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.*; import java.io.*; public class Main implements Runnable { public void solve() throws IOException { int N = nextInt(); int result = 1; for(int i = 2; i <= N; i++){ result += 12 * (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
#include <bits/stdc++.h> using namespace std; long long shar(long long a) { long long ans = (a + 1) * a / 2; return ans; } int main() { long long a; cin >> a; long long h = shar(3 * a - 2) + 3 * shar(a - 1); cout << h; 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); printf("%d", (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; const double PI = 3.14159265358979; const double PI2 = 6.28318530717958; const double PId2 = 1.570796326794895; inline vector<int> ReadVI(int count) { vector<int> arrayname(count); for (int i = 0; i < int(count); i++) cin >> arrayname[i]; return arrayname; }; inline v...
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; int sum; scanf("%d", &n); sum = ((n - 1) * n) / 2; printf("%d", sum * 12 + 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 n; cin >> n; long long m = n * (n - 1) * 6; if (n >= 1) { if (n == 1) cout << 1; else cout << m + 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
x=input() print x*(x-1)*6+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; template <typename Arg1> void __f(const char* name, Arg1&& arg1) { cerr << name << " : " << arg1 << '\n'; } template <typename Arg1, typename... Args> void __f(const char* names, Arg1&& arg1, Args&&... args) { const char* comma = strchr(names + 1, ','); cout.write(nam...
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()) ans = 1 for i in range(1, a): ans = ans+i*12 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
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; --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 Stars { public static void main (String [] args) { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int starSequence = 6*n *(n-1) + 1; System.out.println(starSequence); } }
JAVA