动态分配 撤销存储空间

#include<iostream>

#include<string>

using namespace std;

struct Student

{
 string name;

 int num;

 char sex;

};

int main()

{

 Student *p;

 p=new Student;

 p->name="A"；

  p->num=36;

 p->sex='F';

 cout<<p->name<<p->num<<p->sex<<endl;

 delete p;

 return 0;

}