Cod sursa(job #1514207)

Utilizator EuEricCiordel Rromeo EuEric Data 30 octombrie 2015 20:32:07
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.44 kb
#include<fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
int main()
{
    long long n,p,r=1;
    cin>>n>>p;
    while(p!=1)
    {
        if(p%2==0)
        {
            p=p/2;
            n=n*n;
            n=n%1999999973;
        }
        else
        {
            p=p-1;
            r=r*n;
            r=r%1999999973;
        }
    }
        cout<<(n*r)%1999999973;
        return 0;
}