Cod sursa(job #1836329)

Utilizator hantoniusStan Antoniu hantonius Data 28 decembrie 2016 11:45:38
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.39 kb
#include <fstream>
using namespace std;

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

void calcul(int n, int k)
{
    if (k == 0)
        return 1;
    if (n % 2 == 0)
        return calcul(n * n, k / 2) % 1999999973;
    return n * calcul(n * n, (k - 1) / 2) % 1999999973;
}

int main()
{
    int n, k;

    fin >> n >> k;
    fout << calcul(n, k);
    return 0;
}