Cod sursa(job #558147)

Utilizator robert.onesimRobert Onesim robert.onesim Data 17 martie 2011 09:26:48
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.26 kb
Raporteaza aceasta sursa 
#include <fstream.h>

ifstream fin("expo.in");
ofstream fout("expo.out");

long long int n,px,rez,r,x;
int main()
{
	fin>>x;
	rez=1;
	px=x;
	fin>>n;
	while(n>0)
	{
		r=n%2;
		if(r==1)
			rez=rez*px;
		n=n/2;
		px=px*px;
	}
	fout<<rez%1999999973;
}