30.指针与变量类型

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#include <iostream>
using namespace std;
int main(void)
{
7 s% o6 D! o8 x; }+ `$ k( s5 P# W7 z int a=1;
double b=3.14;
/ [# L7 b+ o5 P" y int *p=&a;//等价于int *p; int a; p=&a;
6 \' O0 j$ y' K& [ double *q=&b;
cout<<"p:"<<p<<endl;
) C3 I. G. Q4 V5 | cout<<"q:"<<q<<endl;
% \% D# j. j! _; ~ cout<<endl;
p++;
" V6 t3 i5 n; \  h7 Z3 K q++;
* x0 N" w0 U, F# H. n4 [2 @ cout<<"p:"<<p<<endl;
cout<<"q:"<<q<<endl;
- ]2 A. H( W$ y) @/ h  h1 m2 Z6 _ return 0;
1 p9 H. M: q# p0 e/ j}
0 F3 {; V( i' [6 r- {% h$ ^" _