Cod sursa(job #1800238)

Utilizator msciSergiu Marin msci Data 7 noiembrie 2016 16:44:52
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.5 kb
#include <bits/stdc++.h>

using namespace std;

const long long MOD = 1999999973;

long long pow(long long x, long long n) {
    if (n == 0) return 1;
    else if (n == 1) return x % MOD;
    else if (n % 2 == 0) return pow((x * x) % MOD, n / 2) % MOD;
    else return x * pow((x * x) % MOD, (n - 1) / 2) % MOD;
}

int main() {
    cin.sync_with_stdio(false);
    ifstream fin;
    ofstream fout;
    fin.open("lgput.in");
    fout.open("lgput.out");
    int N, P; fin >> N >> P;
    fout << pow(N, P) << endl;
}