Cod sursa(job #1275881)

Utilizator costty94Duica Costinel costty94 Data 25 noiembrie 2014 18:47:04
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.49 kb
#include <iostream>
#include <fstream>
#define MOD 1999999973

using namespace std;

long long putere(long long n, long long p)
{
    if (p == 0)
        return 1;
    else {
        long long x = putere(n, p/2);
        if (p%2 == 0)
            return x * x % MOD;
        else
            return x * x % MOD * n % MOD;
    }
}

int main()
{
    ifstream f("lgput.in");
    ofstream g("lgput.out");

    long long n, p;
    f>>n>>p;
    g<<putere(n, p);
    return 0;
}