30.指针与变量类型

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#include <iostream>
using namespace std;
0 }3 `3 ~& W6 P# Y( cint main(void)
# h" j: e6 D2 [6 I* s9 P{
5 {' z8 r( d# K( X7 m6 E int a=1;
double b=3.14;
int *p=&a;//等价于int *p; int a; p=&a;
- O4 J8 {+ x% t& v( r- P  h double *q=&b;
. ~) Y' X! Z) b0 S& i# K# {9 X cout<<"p:"<<p<<endl;
cout<<"q:"<<q<<endl;
cout<<endl;
; |  J7 u' \. p9 T p++;
6 X8 ?. B* O& S5 T# @- m' O0 o q++;
cout<<"p:"<<p<<endl;
  P4 l! w- B* h4 P- c cout<<"q:"<<q<<endl;
* K  N- b6 v4 a  z: ^( K3 W return 0;
2 X, X. r; r- {( e" h}