Cod sursa(job #1254881)

Utilizator Corina1997Todoran Ana-Corina Corina1997 Data 3 noiembrie 2014 17:35:12
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.46 kb
#include <fstream>
using namespace std;

ifstream is("monkey.in");
ofstream os("monkey.out");

#define D 1999999973
long long int n, p;
int LG( int n, int p );

int main()
{
    is >> n >> p;

    os << LG( n, p );

    is.close();
    os.close();
    return 0;
}

int LG( int n, int p )
{
    if ( n == 0 )
        return 1;
    int aux = LG( n / 2, p );
    aux = ( aux * aux ) % D;
    if ( n & 1 )
    {
        aux *= p;
        aux %= D;
    }
    return aux;
}