Cod sursa(job #2141376)

Utilizator EclipseTepes Alexandru Eclipse Data 24 februarie 2018 12:13:49
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.5 kb
#include <iostream>
#include <fstream>
#define MOD 1999999973

using namespace std;

typedef unsigned long long int lint;

lint N, P;

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

lint DEIPower(lint x, lint P) {
    if (P == 1) return x;
    if (P % 2 == 0) {
        return DEIPower((x * x) % MOD, P / 2) % MOD;
    }
    return x * DEIPower((x * x) % MOD, P / 2) % MOD;
}

int main()
{
    fin >> N >> P;
    N %= MOD;
    fout << DEIPower(N, P) % MOD;
    return 0;
}