30.指针与变量类型

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#include <iostream>
8 p- k; R: I) C/ N7 `using namespace std;
; ?/ e+ i! K+ w8 Z2 J. y0 L6 ^int main(void)
{
int a=1;
double b=3.14;
int *p=&a;//等价于int *p; int a; p=&a;
7 t& d, [% K1 P# a# R0 t double *q=&b;
cout<<"p:"<<p<<endl;
cout<<"q:"<<q<<endl;
# W! t6 f( J  N9 O cout<<endl;
7 U7 y* D3 B& u# r9 r: S p++;
8 E6 Y1 g9 v3 T& j q++;
cout<<"p:"<<p<<endl;
6 x' M# F0 x3 k* _* K cout<<"q:"<<q<<endl;
" _+ y! x+ \0 w+ r return 0;
}
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