Cod sursa(job #2573953)

Utilizator danhHarangus Dan danh Data 5 martie 2020 19:41:15
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.45 kb
#include <iostream>
#include <fstream>

using namespace std;

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

const long long MOD = 1999999973;

long long n, p, aux = 1;

int main()
{
    fin>>n>>p;

    while(p > 1)
    {
        if(p%2)
        {
            aux = (aux * n) % MOD;
        }
        n*=n;
        n%=MOD;
        p/=2;
    }
    fout<<(n*aux)%MOD;
    fin.close();
    fout.close();
    return 0;
}