Cod sursa(job #867952)

Utilizator Impaler_009Mihai Nitu Impaler_009 Data 30 ianuarie 2013 14:53:58
Problema Ridicare la putere in timp logaritmic Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");


long long power (long long a, long long b)
{
	long long x;
	if (b==0) return 1;
	x=power(a,b/2);
	if (b%2) return (x*x*a)%1999999973;
    return (x*x)%1999999973;	
}
int main ()
{
	long long a,b;
	fin>>a>>b;
	fout<<power(a,b)%1999999973;
}