Cod sursa(job #1429335)

Utilizator despina1duduia despina despina1 Data 6 mai 2015 08:23:18
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.46 kb
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");

template <class T> T lg_put(T A, T B){
    T x1 = A;
    T x2 = 1;
    while(B){
        if(B & 1){
            //B ^= 1;
            x2 = (x2 * x1)%MOD;
        }
        B >>= 1;
        x1 = (x1 * x1)%MOD;
    }
    return x2;
}
int main()
{
    long long N,P;
    cin >> N >> P;
    cout << lg_put(N,P);
    return 0;
}