Cod sursa(job #558174)

Utilizator MihaibucataruBucataru Mihai Mihaibucataru Data 17 martie 2011 09:37:38
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.3 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long int n, p, rez, px;
bool r;
int main()
{
	fin>>n>>p;
	px=n;
	while (p)
	{
		r=p%2;
		if (r!=0)
			rez=rez+px%1999999973;
		p/=2;
		px=(px*px)%1999999973;
	}
	fout<<rez;
	return 0;
}