Cod sursa(job #1917604)

Utilizator FretenruaelIon Andrei Fretenruael Data 9 martie 2017 12:37:21
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long n,sol,p;
long long modulo;
int main()
{
    fin>>n>>p;
    sol=1;
    modulo=1999999973;
    while(p>=1){
        if(p%2!=0)
            sol=(sol*n)%modulo;
        n=(n*n)%modulo;
        p=p/2;
    }
    fout<<sol;
    return 0;
}