Cod sursa(job #2628242)

Utilizator mihai4321Draguta Mihai mihai4321 Data 15 iunie 2020 09:11:45
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.49 kb
#include <iostream>
#include <fstream>
using namespace std;
const int MOD = 1999999973;

int powlg(long long a, long long p)
{
    long long x = a;
    int val = 1;
    while(p > 0)
    {
        if(p & 1)
            val = val * x % MOD;
        x = x * x % MOD;
        p >>= 1;
    }
    return val;
}

int main()
{
    ifstream cin("lgput.in");
    ofstream cout("lgput.out");
    long long N, E, A;
    cin >> N >> A;
    E = (powlg(N, A));
    cout << E;
    return 0;
}