30.指针与变量类型

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#include <iostream>
using namespace std;
5 M2 h* z0 e& u0 i7 B4 l/ d8 ?& d- T  pint main(void)
{
2 e( N& t4 t, ]6 v3 y. m int a=1;
double b=3.14;
int *p=&a;//等价于int *p; int a; p=&a;
2 T% \" H/ i% U5 M$ w  X double *q=&b;
cout<<"p:"<<p<<endl;
' Z. E8 @" T, L$ a$ M cout<<"q:"<<q<<endl;
cout<<endl;
% u8 X( S0 k) }' k' Y4 `  l1 k6 P p++;
q++;
cout<<"p:"<<p<<endl;
cout<<"q:"<<q<<endl;
( M  a8 @3 \. a1 u8 ^( ^: c return 0;
4 P8 Q: e7 z" a) k8 e+ Z$ V}
* E% s  U0 g) D! J* Y: o7 X