Cod sursa(job #2513460)

Utilizator 1000Sabin Ilegitim 1000 Data 23 decembrie 2019 10:45:12
Problema Ridicare la putere in timp logaritmic Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.46 kb
#include <fstream>
#define MOD 1999999973

using namespace std;

ifstream cin("lgput.in");
ofstream cout("lgput.out");

long long n, p;

long long pw(long long n, long long p);

int main()
{
    cin >> n >> p;

    cout << pw(n, p);

    return 0;
}

long long pw(long long n, long long p)
{
    if(p == 0)
        return 1;

    long long x = pw(n, p / 2);

    if(p % 2 == 0)
        return x * x % MOD;

    return x * x * n % MOD;
}