Cod sursa(job #1000326)

Utilizator R4DIC4LTeodorescu Oana Maria R4DIC4L Data 22 septembrie 2013 17:54:37
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.4 kb
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long n, p, x, y;
int main ()
{
    f >> n >> p;
    x = 1;
    y = n;
    while(p != 0)
        if(p%2 == 0)
        {
            y = (y*y)%1999999973;
            p /= 2;
        }
        else
        {
            x = (x*y)%1999999973;
            p --;
        }
    g << x;
    return 0;
}