Cod sursa(job #2885798)

Utilizator CodauAlexandruCodau Alexandru CodauAlexandru Data 6 aprilie 2022 16:43:04
Problema Ridicare la putere in timp logaritmic Scor 100
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 MOD = 1999999973;

int RidicareLogaritmica(int N, int P) {
    int r = 1;
    while(P)
    {
        if(P % 2 == 1)
            r = (1LL * r * N) % MOD;
        N = (1LL * N * N) % MOD;
        P = P / 2;
    }
    return r;
}

void Read() {
    int N, P;
    fin >> N >> P;
    fout << RidicareLogaritmica(N, P);
}

int main() {
    Read();
    return 0;
}