Cod sursa(job #1278689)

Utilizator Narcys01Ciovnicu Narcis Narcys01 Data 29 noiembrie 2014 11:05:04
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.48 kb
#include <fstream>
#define M 1999999973

using namespace std;

inline long long Putere(long long n, long long p)
{
    if (p == 0) return 1;
    if (p == 1) return n;
    if (p % 2 == 0) return Putere(n * n, p / 2) % M;
    return (n % M) * Putere(n * n, (p - 1) / 2) % M;
}

int main()
{
    long long n, p;
    ifstream fin("lgput.in");
    fin >> n >> p;
    fin.close();
    ofstream fout("lgput.out");
    fout << Putere(n, p) % M;
    fout.close();
    return 0;
}