Cod sursa(job #386808)

Utilizator cameleonGeorgescu Dan cameleon Data 26 ianuarie 2010 04:55:36
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.41 kb
#include<stdio.h>
#define modulo 1999999973
long long n,p,k,put,a;
int x[100];
void baza(int a)
{
	while(a)
	{
		k++;
		x[k]=a%2;
		a/=2;
	}
}
int main()
{
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	scanf("%d%d",&n,&p);
	baza(p);
	put=1;a=n;
	while(k)
	{
		
		put=(put*put)%modulo;
        if(x[k])put=(put*n)%modulo;
        k--;
	}
	printf("%lld",put);
	return 0;
}