号)、sex(性别)、birthday(出生日期)、id(身份证号)等等。其中“出生日期”定义为一个“日期”类内嵌子对象。用成员函数实现对人员信息的录入和显示。要求包括：构造函数和析构函数、拷贝构造函

#include<iostream>
#include <string> 
using namespace std;
class time{
public:
time(){};
time(int y,int m,int d){
year=y;
month=m;
dag=d;
}
time(time &p)
{
year=p.year;
month=p.month;
dag=p.dag;
}
void set(){
cout<<"请输入生日"<<endl;
cin>>year>>month>>dag;
}
void show(){
cout<<"出身日期为:"<<year<<"年"<<month<<"月"<<dag<<"日"<<endl;
}
private:
int year;
int month;
int dag;
};
class personnel{
public:
personnel(personnel &j)
{ 
code=j.code;
strcpy(name,j.name); 
sex=j.sex; 
strcpy(id,j.id);
birthday=j.birthday;
} 
personnel(){};
personnel(int i,char j[10],bool x,char s[18]):birthday()
{
code=i;
        strcpy(name,j);
sex=x;
       strcpy(id,s);
}
void entry(){
cout<<"请输入编号:"<<ends;
cin>>code;
cout<<"请输入名字（只能是英文）"<<endl;
cin>>name;
cout<<"请输入性别(0男或1女):"<<ends;
cin>>sex;
birthday.set();
cout<<"请输入身份证号:"<<endl;
cin>>id;
}


void show(){
cout<<"编号:"<<code<<endl;
cout<<"名字为:"<<name<<endl;
if(sex)
{
cout<<"性别:女"<<endl;
}
else cout<<"性别:男"<<endl;
        birthday.show();
cout<<"身份证:"<<id<<endl;
}
~personnel()
{ 
cout<<"第"<<code<<"号人员已经录入"<<endl; 
}


private:
int code;
char name[10];
bool sex;
time birthday;
char id[18]; 
};
int main(){
 personnel h;
 h.entry();
      h.show();
return 0;
    
}