#include<stdio.h>
int main()
{
int a = 3;
int *p = &a;

printf("%p\n",p);
printf("%#p\n",p);
printf("%x\n",p);
printf("%#x\n",p);

printf("%p\n",*p);
printf("%#p\n",*p);
printf("%x\n",*p);
printf("%#x\n",*p);

return 0;

}

小小比较格式运算符及截图显示