Cod sursa(job #2219135)

Utilizator alexnigaNiga Alexandru alexniga Data 7 iulie 2018 13:45:22
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.53 kb
#include    <iostream>
#include    <fstream>

using namespace std;

ifstream f("lgput.in");
ofstream g("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;// 1LL inseamna LONG LONG
        N = (1LL * N * N) % MOD;
        P = P / 2;
    }
    return r;
}

void Read()
{
    int N, P;
    f >> N >> P;
    g << RidicareLogaritmica(N, P);
}

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