1 #include<iostream> 2 #include<iomanip> 3 #include<cmath> 4 using namespace std; 5 int main() 6 { 7 int *p,i=1; 8 p=&i; 9 cout<<"*p: "<<*p<<endl<<"&p: "<<&p<<endl<<"p: "<<p<<endl<<"i: "<<&i<<endl; 10 cout<<"*(&p): "<<*(&p)<<endl<<"**(&p): "<<**(&p); 11 return 0; 12 } 13 /* 14 结果： 15 *p: 1 16 &p: 0x6dfeec 17 p: 0x6dfee8 18 i: 0x6dfee8 19 *(&p): 0x6dfee8 20 **(&p): 1 21 */