#include<stdio.h>
void main()
{
	int *p1,*p2,*p,a,b;
	printf("input a and b:");
	scanf("%d%d",&a,&b);
	p1=&a;
	p2=&b;
	if(a<b)
	{
		p=p1;
		p1=p2;
		p2=p;
	
		printf("max=%d,min=%d\n",*p1,*p2);
	}
	 if(a>b)
		printf("max=%d,min=%d\n",*p1,*p2);  
	else if(a==b)
		printf("a=b=%d",*p1,*p2);
}