34.用指针删除堆中的内存空间

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#include <iostream>
. _) u! ]0 M/ Uusing namespace std;
' Y0 l; g& g9 d) b7 f2 A. mint main(void)
$ B% M% d5 N! u& `7 ~{
int *p=new int;
*p=1;
7 i3 K+ J  n1 ?1 i- }: J cout<<*p<<endl;
* M6 P2 o( ~  ~ delete p;
! W7 A/ X4 o' k2 g7 K# F' _ cout<<*p<<endl;
# s: b% z* S# r p=0;
' O% Z$ }5 n! Y* {2 b( ]6 b p=new int;
*p=2;
cout<<*p<<endl;
5 i) n. ?* q* t$ q; s8 X! \ delete p;
return 0;
/ O2 P, }: ~+ Q9 ]& _& E$ o9 Q}