Cod sursa(job #352068)

Utilizator DeadEyeNaiba Mihai Lucian DeadEye Data 30 septembrie 2009 12:21:34
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.31 kb
Raporteaza aceasta sursa 
#include<stdio.h>

int main()
{
	long long n,p,pp,a;
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	scanf("%lld %lld",&n,&p);
	pp=1; a=n;
	while(p)
	{
		if(p&1)
		{
			pp*=a; //pepe
			pp%=1999999973;
		}
		a*=a;
		a%=1999999973;
		p>>=1;
	}
	printf("%lld",pp);
	return 0;
}