Cod sursa(job #2570466)

Utilizator TigoanMateiTigoan Matei-Daniel TigoanMatei Data 4 martie 2020 17:00:05
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>

using namespace std;

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

long long a, n, sol = 1;

int main()
{
    in >> a >> n;
    while(n)
    {
        if(n % 2)
            sol *= a;
        a *= a;
        n /= 2;
    }
    out << sol;
    return 0;

}