Cod sursa(job #2919218)

Utilizator Barbu_MateiBarbu Matei Barbu_Matei Data 16 august 2022 15:20:33
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.5 kb
#include <iostream>
#include <fstream>
using namespace std;

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

const int DIV = 1999999973;

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