30.指针与变量类型

(@_@)

#include <iostream>
using namespace std;
. m6 B7 Q; i4 Y( `3 Y3 V$ Pint main(void)
{
3 U4 x& p' W" j0 w% n' | int a=1;
) s8 G5 N6 E3 d* o7 D double b=3.14;
, O! p. ?& C8 Z/ H( C8 p int *p=&a;//等价于int *p; int a; p=&a;
7 V# i1 r! t( B: A9 C double *q=&b;
% B' Z* ]0 F5 M9 j- j; H3 Y# A cout<<"p:"<<p<<endl;
cout<<"q:"<<q<<endl;
& m$ }2 K4 x4 f# i% D cout<<endl;
p++;
6 T  K& E; O" r* M9 o q++;
cout<<"p:"<<p<<endl;
" O* t' Z0 U# ~3 I! r2 \3 v- H cout<<"q:"<<q<<endl;
* c' ^8 s! @& R8 K return 0;
}