怎么运行出错

#include  <iostream>
#include<string>
using namespace std;

class people
{ public:
char name[20];
int num;
int sex;
int num1;

 people()
  {
    num=0;
    sex=0;
    num1=0;
    strcpy(name,"no name");
 }
 void set()
 {cout<<"姓名"<<endl;
cin>>name;
cout<<"编号"<<endl;
cin>>num;
cout<<"性别"<<endl;
cin>>sex;
cout<<"身份证号"<<endl;
cin>>num1;
 }
  void show()
  {cout<<"姓名"<<name<<endl;
cout<<"编号"<<num<<endl;
cout<<"性别"<<sex<<endl;
cout<<"身份证号"<<num1<<endl;
  }
};



class student:virtual public people
{
public:
int sumtime4;
int weektime;
    student():people()
    {sumtime4=0;
      weektime=0;}

    void set()
{people::set();
cout<<"总学时数"<<endl;
cin>>sumtime4;
cout<<"周学时数"<<endl;
cin>>weektime;}

void show()
{cout<<"姓名"<<name<<endl;
cout<<"编号"<<num<<endl;
cout<<"性别"<<sex<<endl;
cout<<"身份证号"<<num1<<endl;
cout<<"总学时数"<<sumtime4<<endl;
cout<<"周学时数"<<weektime<<endl;}
};


class teacher:virtual public people

{public:
int teachtime;
int sumteach4;
teacher():people()         //原程序这里的teach():people()应该是teacher():people()

{
    teachtime=0;
    sumteach4=0;
}

void set()
{people::set();             //原程序中少了（）
cout<<"总教时数"<<endl;     //原程序中这里多个<<
cin>>sumteach4;
cout<<"周学时数"<<endl;    //原程序中这里多个<<

cin>>teachtime;
}
void show()
{cout<<"姓名"<<name<<endl;
cout<<"编号"<<num<<endl;
cout<<"性别"<<sex<<endl;
cout<<"身份证号"<<num1<<endl;
cout<<"总学时数"<<teachtime<<endl;
cout<<"周学时数"<<sumteach4<<endl;}
};


class graduate: virtual public student
{public:
int yantime;
int sumtime;
graduate():student()

{
yantime=0;
sumtime=0;
}
void set()
{student::set();
cout<<"周研究时间"<<endl;
cin>>yantime;
cout<<"总研究时间"<<endl;
cin>>sumtime;}

void show()
{cout<<"姓名"<<name<<endl;
cout<<"编号"<<num<<endl;
cout<<"性别"<<sex<<endl;
cout<<"身份证号"<<num1<<endl;
cout<<"总学时数"<<sumtime<<endl;
cout<<"周学时数"<<weektime<<endl;
cout<<"周研究时间"<<yantime<<endl;
cout<<"总研究时间"<<sumtime<<endl;}      //原程序这里少个 }
};
//添加程序

class TA:public  student,public teacher
{public:
int yantime;
int sumtime2;
TA():student(),teacher()       //原程序TA():student():teacher()改成TA():student(),teacher()

{yantime=0;
sumtime2=0;}                  //原程序中的sumtime改成sumtime2
void set()
{cout<<"姓名"<<endl;
cin>>name;
cout<<"编号"<<endl;
cin>>num;
cout<<"性别"<<endl;
cin>>sex;
cout<<"身份证号"<<endl;
cin>>num1;
cout<<"总学时数"<<endl;
cin>>sumtime4;
cout<<"周学时数"<<endl;
cin>>weektime;                         //原程序中cin写错
cout<<"周研究时间"<<endl;
cin>>yantime;

cout<<"总研究时间"<<endl;
cin>>sumtime2;
cout<<"周教学时间"<<endl;            //原程序这里少了  ;
cin>>teachtime;
cout<<"总教学时间"<<endl;
cin>>sumteach4;                               //这里的sumtime应该是sumtime4
}

void show()
{cout<<"姓名"<<name<<endl;
cout<<"编号"<<num<<endl;
cout<<"性别"<<sex<<endl;
cout<<"身份证号"<<num1<<endl;
cout<<"总学时数"<<sumtime4<<endl;      //原程序中sumtime应该是sumtime4
cout<<"周学时数"<<weektime<<endl;
cout<<"周研究时间"<<yantime<<endl;
cout<<"总研究时间"<<sumtime2<<endl;    //原程序中的sumtime应该是sumtime2
cout<<"周教学时间"<<teachtime<<endl;
cout<<"总教学时间"<<sumteach4<<endl;
}

};


void  main()
{
    teacher fgh;             //原程序定义对象多了个 ()
    fgh.set();
    fgh.show();             //原程序fgh.show改成fgh.show()

}



运行下，看看是不是你要的结果。