Cod sursa(job #1599294)

Utilizator tudorgalatanRoman Tudor tudorgalatan Data 13 februarie 2016 19:10:22
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.46 kb
#include <fstream>
#include <cmath>
#define MOD 1999999973

using namespace std;

ifstream fin  ("lgput.in");
ofstream fout ("lgput.out");

unsigned long long int N, P, i, x;

unsigned long long int sol;

int main ()
{
    fin >> N >> P;
    sol = 1;
    x = N;
    while (P != 0)
    {
        if (P%2 == 1)
        {
            sol = (sol*x) % MOD;
        }
        x = (x*x) % MOD;
        P = P/2;
    }
    fout << sol;
    return 0;
}