Cod sursa(job #2623514)

Utilizator mihai4321Draguta Mihai mihai4321 Data 3 iunie 2020 12:39:44
Problema Ridicare la putere in timp logaritmic Scor 0
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(int a, int 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("sume1.in");
    ofstream cout("sume1.out");
    long long N, E, A;
    cin >> N >> A;
    E = 1LL * (powlg(N, A)) % MOD;
    cout << E;
    return 0;
}