Cod sursa(job #2291814)

Utilizator mjmilan11Mujdar Milan mjmilan11 Data 28 noiembrie 2018 17:43:32
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.43 kb
#include <iostream>
#include <fstream>

using namespace std;

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

const int MOD = 1999999973;

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