Cod sursa(job #2569967)

Utilizator FrostfireMagirescu Tudor Frostfire Data 4 martie 2020 14:28:57
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.4 kb
#include <iostream>
#include <fstream>
#define MOD 1999999973

using namespace std;

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

long long n, p;

long long lgput(long long a, long long n)
{   if(!n) return 1;
    if(n % 2 == 0) return lgput(a*a % MOD, n/2);
    return a * lgput(a*a % MOD, n/2) % MOD;
}

int main()
{
    f >> n >> p;
    g << lgput(n, p) << '\n';
    return 0;
}