Cod sursa(job #2053418)
Utilizator | Data | 31 octombrie 2017 18:55:48 | |
---|---|---|---|
Problema | Ciurul lui Eratosthenes | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.22 kb |
#include <fstream>
using namespace std;
ifstream cin("suma.in");
ofstream cout("suma.out");
int main()
{
int n,p,s;
cin >> n >> p;
s = (((n-1)%p)*(n%p)*((n+1)%p)/3)%p;
cout << s;
return 0;
}