Cod sursa(job #2384044)

Utilizator mateicosCostescu Matei mateicos Data 20 martie 2019 09:59:26
Problema Dirichlet Scor 8
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include <cstdio>

using namespace std;

const int MOD = 9999991;

int main()
{
    freopen("dirichlet.in", "r", stdin);
    freopen("dirichlet.out", "w", stdout);
    int n, i, p;
    scanf("%d", &n);
    p = 1;
    for(i = 1;i < n;i++){
      p = p * 1LL * 2 * (2 * i + 1) / (i + 2) % MOD;
    }
    printf("%d", p);
    return 0;
}