34.用指针删除堆中的内存空间

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#include <iostream>
. _6 B! r2 i: Y# W- k2 e0 Yusing namespace std;
/ B" V0 H# f/ d- v! ?( ]+ Lint main(void)
7 p- G- z  r% Z. I2 e* A{
7 U- q9 J: b2 J/ s+ O" _; m- p% B int *p=new int;
*p=1;
cout<<*p<<endl;
4 f: R+ y! h# N3 Y4 C delete p;
cout<<*p<<endl;
& |$ Q3 P! R. C" m5 P5 A  C% t p=0;
p=new int;
/ k0 ^5 C  p0 b$ G1 w *p=2;
cout<<*p<<endl;
delete p;
return 0;
+ I7 W! s1 D. p% |* W; C}