Cod sursa(job #1541223)

Utilizator razvan242Zoltan Razvan-Daniel razvan242 Data 3 decembrie 2015 20:45:36
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.41 kb
#include <fstream>

using namespace std;

ifstream fin("lgput.in");
ofstream fout("lgput.out");

const int MOD = 1999999973;

int main()
{
    int n, p;
    fin >> n >> p;
    int ans = 1;
    while(p)
    {
        if( p % 2 )
        {
            ans = (ans % MOD) * (n % MOD);
        }
        n = (n % MOD) * (n % MOD);
        p /= 2;
    }
    fout << ans << '\n';
    return 0;
}