Cod sursa(job #211824)

Utilizator SheepBOYFelix Liviu SheepBOY Data 3 octombrie 2008 18:28:06
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.24 kb
Raporteaza aceasta sursa 
#include<stdio.h>

int main()
{
	int n,p;
	long long a=1;
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	scanf("%d%d",&n,&p);
	while(p)
	{
		if(p&1)a*=n;
		n*=n;
		p>>=1;
	}
	printf("%lld",a);
	return 0;
}