指针的赋值运算

/*指针的赋值运算：将p1的值和地址赋给p*/
#include <iostream>//输入输出流
using namespace std;
int main ()
{
int *p=new int;
cout<<"p:"<<p<<endl;
int *p1=new int;
*p1=3;
cout<<"p1:"<<p1<<endl;
p=p1;
cout<<"赋值后p:"<<endl;
cout<<p<<endl;
cout<<"p的值："<<*p<<endl;

}