"hello"; //000000000022FE40buf;//0000000000000040p;//已知，可打印知道：printf("\np=%ld",p); p(已知?变量指针指向buf数组指针)->buf(数组指针0000000000000040指向常量指针)->"hello"(常量指针000000000022FE40装载"hello");//指针指向示意；
