Cod sursa(job #1801777)

Utilizator BAC_AndreiBejinariu Andrei Catalin BAC_Andrei Data 9 noiembrie 2016 16:53:07
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.31 kb
Raporteaza aceasta sursa 
#include <fstream>

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