我的学习记录51

2017.11.30李锦浩【第51天】

今天继续学习了类的虚函数以及多态性，感觉到了C++语言对于软件开发的多元化和灵活性。另外我还制作了一个书后的习题，由于太过于复杂，因此只做了一部分，另外一部分需要明天完成。还要今天还阅读了算法导论的关于对于数字的一种简便排列方式，在今天的程序中要需要用到，因此我明天首先需要根据算法导论将数字排列方式的程序编写完成，在完成今天程序的剩余部分。

附：

#include<iostream>

using namespace std;

class alldata

{

public:

         personaldata*datahead=NULL;

         int number;

};

class salarys

{

public:

         virtual voidpayrollaccounting() = 0;   

         int basicsalary;

};

class personaldata:public salarys

{

public:

         char name[100];

         unsigned int id;

         unsigned int phone;

         int positon;

         personaldata*next;

         int salary;

};

class teacher:public personaldata,virtual public salarys

{

public:

         teacher()

         {

                  subsidyteacher = 10;

                  subsidyprofessor = 30;

                  associateprofessor = 20;

                  classhour = 50;

         }

         void input();

         void payrollaccounting();

private:

         int subsidyteacher;

         int subsidyprofessor;

         int associateprofessor;

         int classhour;

         int absentclass;

         int lefthour;

};

class manager:public personaldata

{

public:

         manager()

         {

                  jjobsalary = 1000;

         }

         void payrollaccounting();

private:

         int jjobsalary;

};

class lab:public personaldata

{

public:

         lab()

         {

                  subsidylab = 20;

                  workhour = 50;

         }

         void payrollaccounting();

private:

         int subsidylab;

         int workhour;

         int absenthour;

         int lefthuor;

};

void teacher::input()

{

         cout << "请输入教师请假课时：";

         cin >> absentclass;

         lefthour = classhour - absentclass;

         cout << "该教师工作课时为：";

}

void teacher::payrollaccounting()

{

         input();

         if (positon == 1)

                  salary =lefthour*subsidyteacher + salarys::basicsalary;

         if (positon == 2)

                  salary =lefthour*subsidyprofessor + salarys::basicsalary;

         if (positon == 1)

                  salary =lefthour*associateprofessor + salarys::basicsalary;

}

void manager::payrollaccounting()

{

         salary = basicsalary + jjobsalary;

}

void lab::payrollaccounting()

{

         cout << "请输入实验员请假时间：";

         cin >> absenthour;

         lefthuor = workhour - absenthour;

         salary = basicsalary +lefthuor*subsidylab;

}

void list( alldata*&datahead)

{

         cout << "请输入总人数：";

         cin >> datahead->number;

         personaldata*s, *p;

         for (int i = 0; i <datahead->number; i++)

         {

                  cout << "请输入该教师职位，1表示普通教师，2表示教授，3表示副教授，4表示实验员，5表示管理人员";

                  cin >> s->positon;

                  if (s->positon < 4)

                  {

                          s = newteacher;

                          p = newteacher;

                          s->payrollaccounting();

                  }

                  if (s->positon == 4)

                  {

                          s = newlab;

                          p = newlab;

                          s->payrollaccounting();

                  }

                  if(s->positon==5)

                  {

                          s = newmanager;

                          p = newmanager;

                          s->payrollaccounting();

                  }

                  cout << "请输入教师姓名：";

                  cin >> s->name;

                  cout << "请输入教师ID：";

                  cin >> s->id;

                  cout << "请输入教师电话号码：";

                  cin >> s->phone;

                  if (datahead->datahead ==NULL)

                  {

                          datahead->datahead = s;

                          p->next = s;

                          p = p->next;

                  }

                  else

                  {

                          p->next = s;

                          p = p->next;

                  }

         }

         s = NULL;

         p = NULL;

         delete s;

         delete p;

}

明日任务：完成算法导论的第一个程序，随后完成今天的程序。