Cod sursa(job #698336)

Utilizator drobertDumitru Robert drobert Data 29 februarie 2012 13:30:22
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.35 kb
Raporteaza aceasta sursa 
#include <stdio.h>
#include <string.h>
const int n_max=10001;
const int m=1999999973;
int main ()
{
	unsigned int i,n,p;
	long long a,sol=1;
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	scanf("%d%d",&n,&p);
	a=n;
	for (i=0;(1<<i)<=p;i++)
	{
		if (((1<<i)&p)>0)
			sol=(sol*a)%m;
		a=(a*a)%m;
	}
	printf("%lld",sol);
}