Cod sursa(job #2668962)

Utilizator spagateradu radu radu spagate Data 5 noiembrie 2020 18:58:58
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.39 kb
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int main()
{
    long long n, p, prod=1, t, m=1999999973;
    f>>n>>p;
    t=n;
    while(p)
    {
        if(p%2==1)
        {
            prod=prod*t%m;
            p--;
        }
        else
        {
            t=t*t%m;
            p/=2;
        }
    }
    g<<prod;
    return 0;
}