Cod sursa(job #2962096)

Utilizator gripzStroescu Matei Alexandru gripz Data 7 ianuarie 2023 19:02:12
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.5 kb
#include <iostream>

#define ll long long
#define MOD 1999999973

using namespace std;

ll power(ll n, int p) {
    if (p == 1)
        return n;
    if (p == 0)
        return 1;

    ll s = power(n, p / 2);
    s = (s % MOD) * (s % MOD) % MOD;
    if(p % 2 == 1) s = (s * n) % MOD;

    return s % MOD;
}

int main()
{
    freopen("lgput.in", "r", stdin);
    freopen("lgput.out", "w", stdout);

    int n, p;
    cin >> n >> p;

    cout << power(n, p) % MOD;

    return 0;
}