Cod sursa(job #2064778)

Utilizator BerescuAdrianBerescu Adrian BerescuAdrian Data 12 noiembrie 2017 19:52:57
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.37 kb
#include <fstream>
using namespace std;
ifstream fis1("lgput.in");
ofstream fis2("lgput.out");
int main()
{
    long long n,p,sol,w;
    fis1>>n>>p;
    sol=1;
    w=1999999973;
    while(p>0)
    {
        if(p%2==1)
            sol=(sol*n)%w;
        n=(n*n)%w;
        p=p/2;
    }
    fis2<<sol;
    fis1.close();
    fis2.close();
    return 0;
}