修改指针变量与修改一般变量的区别

#include <stdio.h>
int main(void)
{
	int x, *p, t;
	x = 55;
	p = &x;
	printf("%d %d\n", x, *p);
	*p = 65;
	printf("%d %d\n", x, *p);
	t = 85;
	printf("%d %d", x, t);
    return 0;
 } 

运行结果

55 55
65 65
65 85