Cod sursa(job #1311203)

Utilizator TodeTodeAlexandru Toderica TodeTode Data 7 ianuarie 2015 20:35:41
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;

int main()
{
    long long n, p, put;
    ifstream fin("lgput.in");
    fin >> n >> p;
    fin.close();
    put = 1;
	while(p > 0)
	{
		if(p & 1)
		{
			put *= n;
			put %= 1999999973;
			p--;
		}
		n = n * n;
		p >>= 1;
	}
	ofstream fout("lgput.out");
	fout << put << "\n";
    return 0;
}