Cod sursa(job #1364234)

Utilizator zpaePopescu Andreea zpae Data 27 februarie 2015 16:02:24
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.39 kb
#include <cstdio>
#include <algorithm>
using namespace std;
#define N 1999999973

int main()
{
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);
    int n,p;
    long long sol=1;
    scanf("%d%d",&n,&p);
    while(p)
    {
        if(p%2==1)
            sol=(sol*n)%N;
        p=p>>1;
        n=(n*n)%N;
    }
    printf("%lld\n",sol);
    return 0;
}