30.指针与变量类型

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#include <iostream>
2 k! V) z) F  ^using namespace std;
  F; I: }: |# G2 h- |5 kint main(void)
! H& g* z1 b' ?" S& @{
int a=1;
double b=3.14;
2 x( E4 u; J3 ^ int *p=&a;//等价于int *p; int a; p=&a;
double *q=&b;
, V# I2 y, ^% M$ s2 v; D$ G9 X& Z cout<<"p:"<<p<<endl;
cout<<"q:"<<q<<endl;
cout<<endl;
" l2 c$ C4 b9 C% J0 m. W p++;
/ n4 ?$ |& `7 g4 c q++;
cout<<"p:"<<p<<endl;
: X4 o: h7 e9 j' B+ b cout<<"q:"<<q<<endl;
return 0;
}