Cod sursa(job #1898005)

Utilizator anderut22Sandu Andrei anderut22 Data 1 martie 2017 19:50:46
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.39 kb
#include <fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");

long long nr, putere;

long long calc(long long put);

int main()
{
    cin >> nr>> putere;
    cout << calc(putere)%1999999973;
    return 0;
}

long long calc(long long put)
{
    if (put==0) return 1;
    long long x=calc(put/2);
    if (put%2) return nr*x*x;
    return x*x;
}