Cod sursa(job #2371081)

Utilizator TeddyDinutaDinuta Eduard Stefan TeddyDinuta Data 6 martie 2019 15:34:23
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.37 kb
#include <bits/stdc++.h>

using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long n,p,a,ans;
const long long MOD=1999999973;
int main()
{
    in>>n>>p;
    ans=1;
    while(p)
    {
        if(p&1) {
            ans=(ans*n)%MOD;
            p--;
        }
        n=(n*n)%MOD;
        p>>=1;
    }
    out<<ans;
    return 0;
}