30.指针与变量类型

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#include <iostream>
using namespace std;
- x3 ~- Y% y; p# X/ z/ x- wint main(void)
{
int a=1;
double b=3.14;
int *p=&a;//等价于int *p; int a; p=&a;
4 z4 |" y: m8 k% P1 y8 F! y: q% |$ ` double *q=&b;
( j7 K: u# ]" v cout<<"p:"<<p<<endl;
1 `9 z6 O1 a+ ~. y( W% Z# K cout<<"q:"<<q<<endl;
cout<<endl;
p++;
q++;
1 H2 E" J" F4 Q  q& S( _1 J. m cout<<"p:"<<p<<endl;
0 T0 C4 H9 G& n' y cout<<"q:"<<q<<endl;
# ]0 |4 K7 F; s: u/ j" ~ return 0;
}