Cod sursa(job #1509784)

Utilizator adi999Ciurea Adrian adi999 Data 24 octombrie 2015 12:21:36
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.41 kb
#include <fstream>

using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int main()
{
    long p,n,k;
    f>>n;
    f>>p;
    long r=1;
    while (p!=1)
    {
        if(p%2==0)
        {
            n=(n*n)% 1999999973;
            p/=2;
        }
        else
        {
            p--;
            r=(r*n)% 1999999973;
        }
    }
    g<<(n*r)% 1999999973;
    return 0;
}