Cod sursa(job #806164)

Utilizator andreifirstCioara Andrei Ioan andreifirst Data 1 noiembrie 2012 22:42:32
Problema Ridicare la putere in timp logaritmic Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.44 kb
#include <fstream>
using namespace std;

ifstream f("lgput.in"); ofstream g("lgput.out");

long long pow (long long baza, long long exponent){
	if (exponent==0)          return 1;
	else if (exponent%2 == 0) return pow(baza, exponent/2) * pow (baza, exponent/2) % 1999999973;
	else                      return pow(baza, exponent/2) * pow (baza, exponent/2) * baza % 1999999973;
}

long long x, y;

int main(){
	f>>x>>y;
	g<<pow(x, y);
}