Cod sursa(job #2299569)

Utilizator PatrickCplusplusPatrick Kristian Ondreovici PatrickCplusplus Data 9 decembrie 2018 18:46:38
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.4 kb
#include <fstream>
using namespace std;

ifstream fin("lgput.in");
ofstream fout("lgput.out");

const int MOD = 1999999973;

int ridicare(int n, int p)
{
    int r = 1;
    while (p)
    {
        if (p % 2 == 1)
            r = (1LL * r * n) % MOD;
        n = n * n;
        p = p / 2;
    }
    return r;
}

int main()
{
    int n, p;
    fin >> n >> p;
    fout << ridicare(n, p);
}