Cod sursa(job #400652)

Utilizator andreirRoti Andrei andreir Data 21 februarie 2010 18:56:55
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.3 kb
#include<stdio.h>
#define m 1999999973
int main()
{
	int n,p;
	long long sol=1,a;
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	scanf("%d %d",&n,&p);
	a=n;
	while(p!=0)
	{
		if( (p&1) ==1)
			sol=(sol*a)%m;
		a=(a*a)%m;
		p=p>>1;
	}
	printf("%lld",sol);
	return 0;
}