第一章课后题4_2（P59）

#include <iostream>
using namespace std;

int main()
{
int oneInt = 1;
int &ref = oneInt;
ref = 2;
cout << "oneInt=" << oneInt << "," << "ref=" << ref << endl;
int *p = &ref;
*p = 3;
cout << "ref=" << ref<<"," << "p的地址：" << p << ",p的值：" << *p << endl;
system("pause");
return 1;
}