Cod sursa(job #558228)

Utilizator andonemadalin andone Data 17 martie 2011 09:58:25
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream intrare("logput.in");
ofstream iesire("logput.out");
long long int n,r,x,rez,px; 
int main() 
{	 
	intrare>>x;
	rez=1;
	px=x; 
	intrare>>n;
	while(n>0)
	{
		r=n%2;
		if(r==1)
			rez=(rez%1999999973*px%1999999973)%1999999973;
		n=n/2;
		px=(px*px)%1999999973;
	}
	iesire<<rez ;
}