Cod sursa(job #2919229)

Utilizator Barbu_MateiBarbu Matei Barbu_Matei Data 16 august 2022 15:41:04
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.54 kb
#include <iostream>
#include <fstream>
using namespace std;

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

const int DIV = 1999999973;

long long power(long long base, long long pow) {
    if (pow <= 0) {
        return 1;
    }
    if (pow % 2 == 0) {
        return (((power(base, pow / 2) % DIV) * (power(base, pow / 2) % DIV)) % DIV);
    } else {
        return (((base % DIV) * (power(base, pow / 2 - 1) % DIV)) % DIV);
    }
}

int main() {
    long long n, p;
    fin >> n >> p;
    fout << power(n, p);
}