34.用指针删除堆中的内存空间

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#include <iostream>
% {% a  j+ h" Ousing namespace std;
int main(void)
{
5 p* b# `& i4 v* l6 @9 T8 c int *p=new int;
: a% ?6 j$ G& R  L/ U *p=1;
cout<<*p<<endl;
delete p;
; n* X( h" g( Q  _2 Q) O. } cout<<*p<<endl;
p=0;
' A2 c/ a% W5 J5 S p=new int;
*p=2;
3 R, Y4 P- t( {" ~ cout<<*p<<endl;
delete p;
return 0;
6 s) {, e6 `. ^9 \; ?}
* W* g. g1 A/ u