Cod sursa(job #1833673)

Utilizator mdiannnaMarusic Diana mdiannna Data 22 decembrie 2016 21:38:39
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.47 kb
#include <iostream>
#include <cstdint>
#include <cmath>

using namespace std;

int64_t exponentiere(int N, int P){
    if(P == 0)
        return 1;
    if(P == 1)
        return N;
    if(P%2 == 0)
        return exponentiere(N*N, P/2);
    else
        return N*exponentiere(N*N, (P-1)/2);
}

int main(){
    freopen("lgput.in", "r", stdin);
    freopen("lgput.out", "w", stdout);

    int N, P;
    cin >> N >> P;
    cout << exponentiere(N, P) % 1999999973;
    return 0;
}