Cod sursa(job #2124703)

Utilizator CraiuAndrei Craiu Craiu Data 7 februarie 2018 15:03:25
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.43 kb
#include <bits/stdc++.h>

using namespace std;

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

const int MOD = 1999999973;
int a, n;

inline int Pow(int a, int n)
{
    int p = 1;
    while(n > 0)
    {
        if(n % 2 == 1)
            p = (1ll * p * a) % MOD;
        n /= 2;
        a = (1LL * a * a) % MOD;
    }
    return p;
}

int main()
{
    fin >> a >> n;
    fout << Pow(a, n);
    return 0;
}