Cod sursa(job #2044154)

Utilizator SederfoMarius Vlad Sederfo Data 20 octombrie 2017 23:03:12
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>

using namespace std;

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

long long N, P, sol=1;

int main()
{
    fin >> N >> P;

    while (P)
    {
        if (P%2==1)
            sol=sol*N;
        N=N*N;
        P=P/2;
    }
    fout << sol;
    return 0;
}