关于类的多重继承问题.

#include<iostream>
#include<string>
using namespace std;
class Teacher{
    public:
     Teacher(string nam,int ag,string s,string ad,int ph,string tit)
     {
         name = nam;
         ag   = age;
         s    = sex;
         ad   = adress;
         ph   = phone;
         tit  =title;
     }
     void display()
     {
         cout<<"姓名："<<name<<endl;
         cout<<"年龄："<<age<<endl;
         cout<<"性别："<<sex<<endl;
         cout<<"地址："<<adress<<endl;
         cout<<"电话："<<phone<<endl;
         cout<<"职称："<<title<<endl;
     }
     private:
         string name;
         int age;
         string sex;
         string adress;
         int phone;
         string title;
};

class Cadre{
    public:
     Cadre(string nam,int ag,string s,string ad,int ph,string po)
     {
         name = nam;
         ag   = age;
         s    = sex;
         ad   = adress;
         ph   = phone;
         po   = post;
     }
     void display()
     {
         cout<<"姓名："<<name<<endl;
         cout<<"年龄："<<age<<endl;
         cout<<"性别："<<sex<<endl;
         cout<<"地址："<<adress<<endl;
         cout<<"电话："<<phone<<endl;
         cout<<"职务："<<post<<endl;
     }
    private:
        string name;
        int    age;
        string sex;
        string adress;
        int    phone;
      

    public:
        string post;
};

class Teacher_Cadre:public Teacher,public Cadre
{
    public:
        Teacher_Cadre(string nam,int ag,string s,string ad,int ph,string tit,string po,float w):
        Teacher(nam,ag,s,ad,ph,tit),
        Cadre(nam,ag,s,ad,ph,po),wages(w){}
      

        void show()
        {   

            Teacher::display();
        }
   

    public:
        float wages;
};

int main()
{
    Teacher_Cadre TC("张三",25,"男","中国",15834564018,"副高级","院长",6000);
    TC.show();
    cout<<endl<<"职务："<<TC.Cadre::post<<endl;
    cout<<"工资："<<TC.wages<<endl;
    return 0;
}