Cod sursa(job #872351)

Utilizator OpportunityVlad Negura Opportunity Data 5 februarie 2013 23:03:40
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.27 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;

ifstream fi("lgput.in");
ofstream fo("lgput.out");

long long n,p,rs;

int main(){
	
	fi >> n >> p;
	
	rs=1;
	while (p>1){
		if (p%2) rs*=n,p--; else rs*=n*n,p/=2;
		rs%=1999999973;
	}
	
	fo << rs;
	
	return 0;
}