Cod sursa(job #2562335)

Utilizator Stefan__2308Stirbu Stefan Stefan__2308 Data 29 februarie 2020 13:31:23
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.38 kb
#include <bits/stdc++.h>
using namespace std;

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

int P(int a, int n, int c)
{
    int p=1;
    while(n!=0)
    {
        if(n%2==1)
            p=1LL*p*a % c;
        a=1LL*a*a%c;
        n/=2;
    }
    return p;
}

int main()
{
    int n, p;
    fin>>n>>p;
    fout<<P(n, p, 1999999973);
    return 0;
}