Cod sursa(job #2446236)

Utilizator cyg_Alex_codegicianBarbu Alexandru cyg_Alex_codegician Data 7 august 2019 15:03:42
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.26 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int main()
{
    long long n,p,rez=1;
    fin >> n >> p;
    while (p!=0)
    {
        if (p%2==1) rez*=n;
        n*=n;
        p/=2;
    }
    fout << rez;
}