30.指针与变量类型

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#include <iostream>
using namespace std;
% [1 r' O) x/ r5 _5 aint main(void)
{
int a=1;
# ^' o! j, S1 _9 j3 O& ?4 l double b=3.14;
# T& q6 L$ v% ^! L& N: ] int *p=&a;//等价于int *p; int a; p=&a;
" |' ]" S5 _3 P9 v" g$ w double *q=&b;
cout<<"p:"<<p<<endl;
cout<<"q:"<<q<<endl;
7 a. k7 P  C" ]: @( e cout<<endl;
p++;
. E, S$ I4 V- j1 T; }2 k$ K q++;
" g3 Y( `1 Y( J% j, K cout<<"p:"<<p<<endl;
* r; v7 u  y+ i& C% O+ r. c cout<<"q:"<<q<<endl;
1 C# Y9 e# J& K, a0 `% z, } return 0;
}
9 [$ c4 u$ K: e6 o+ E  j3 n( {8 I