第六周。

OOP/06/Exercise01.cpp

@@ -0,0 +1,43 @@
+#include <iostream>
+
+class Base {
+private:
+    int b_number;
+
+public:
+    Base() {
+    }
+    Base(int i) : b_number(i) {
+    }
+    int get_number() {
+        return b_number;
+    }
+    void print() {
+        std::cout << b_number << std::endl;
+    }
+};
+
+class Derived : public Base {
+// class Derived : private Base {
+// class Derived : protected Base {
+private:
+    int d_number;
+
+public:
+    Derived(int i, int j) : Base(i), d_number(j){};
+    void print() {
+        std::cout << get_number() << " ";
+        std::cout << d_number << std::endl;
+    }
+};
+
+int main() {
+    Base a(2);
+    Derived b(3, 4);
+    std::cout << "a is ";
+    std::cout << "b is ";
+    b.print();
+    std::cout << "base part of b is ";
+    b.Base::print();
+    return 0;
+}

OOP/06/Exercise02.cpp

@@ -0,0 +1,217 @@
+#include <iostream>
+
+class People {
+protected:
+    int number;
+    std::string name;
+    std::string sex;
+
+public:
+    People(int _number = 0, std::string _name = "Undefined",
+           std::string _sex = "Undefined") {
+        this->number = _number;
+        this->name = _name;
+        this->sex = _sex;
+    }
+    void displayNewProperties(){};
+    void inputNewProperties(){};
+    void display() {
+        this->displayProperty("Number", this->number);
+        this->displayProperty("Name", this->name);
+        this->displayProperty("Sex", this->sex);
+    }
+    void inputInfo() {
+        this->askForNewValue("Number", this->number);
+        this->askForNewValue("Name", this->name);
+        this->askForNewValue("Sex", this->sex);
+    }
+
+    void askForNewValue(std::string valueName, int &value) {
+        std::cout << valueName << " (Original: " << value << "): ";
+        std::cin >> value;
+    }
+
+    void askForNewValue(std::string valueName, std::string &value) {
+        std::cout << valueName << " (Original: " << value << "): ";
+        std::cin >> value;
+    }
+
+    void displayProperty(std::string propName, const int &value) {
+        std::cout << propName << ": " << value << std::endl;
+    }
+
+    void displayProperty(std::string propName, const std::string &value) {
+        std::cout << propName << ": " << value << std::endl;
+    }
+};
+
+class Student : public People {
+protected:
+    std::string classNo;
+
+public:
+    Student(int _number = 0, std::string _name = "Undefined",
+            std::string _sex = "Undefined", std::string _classNo = "Undefined")
+        : People(_number, _name, _sex), classNo(_classNo){};
+    void displayNewProperties() {
+        this->displayProperty("Class No.", this->classNo);
+    }
+    void inputNewProperties() {
+        this->askForNewValue("Class No.", this->classNo);
+    }
+    void display() {
+        People::display();
+        this->displayNewProperties();
+    }
+    void inputInfo() {
+        People::inputInfo();
+        this->inputNewProperties();
+    }
+};
+
+class Teacher : public People {
+protected:
+    std::string principalship;
+    std::string department;
+
+public:
+    Teacher(int _number = 0, std::string _name = "Undefined",
+            std::string _sex = "Undefined",
+            std::string _principalship = "Undefined",
+            std::string _department = "Undefined")
+        : People(_number, _name, _sex), principalship(_principalship),
+          department(_department){};
+    void displayNewProperties() {
+        this->displayProperty("Principalship", this->principalship);
+        this->displayProperty("Department", this->department);
+    }
+    void inputNewProperties() {
+        this->askForNewValue("Principalship", this->principalship);
+        this->askForNewValue("Department", this->department);
+    }
+    void display() {
+        People::display();
+        this->displayNewProperties();
+    }
+    void inputInfo() {
+        People::inputInfo();
+        this->inputNewProperties();
+    }
+};
+
+class Graduate : public Student {
+protected:
+    std::string subject;
+    Teacher advisor;
+
+public:
+    Graduate(int _number = 0, std::string _name = "Undefined",
+             std::string _sex = "Undefined", std::string _subject = "Undefined",
+             int _advisorNumber = 0, std::string _advisorName = "Undefined",
+             std::string _advisorSex = "Undefined",
+             std::string _advisorPrincipalship = "Undefined",
+             std::string _advisorDepartment = "Undefined")
+        : Student(_number, _name, _sex), subject(_subject),
+          advisor(_advisorNumber, _advisorName, _advisorSex,
+                  _advisorPrincipalship, _advisorDepartment){};
+    void displayNewProperties() {
+        this->displayProperty("Subject", this->subject);
+        std::cout << "\n***** Advisor: *****" << std::endl;
+        this->advisor.display();
+    }
+    void inputNewProperties() {
+        this->askForNewValue("Subject", this->subject);
+        std::cout << "\n***** Advisor:  *****" << std::endl;
+        this->advisor.inputInfo();
+    }
+    void display() {
+        Student::display();
+        this->displayNewProperties();
+    }
+    void inputInfo() {
+        Student::inputInfo();
+        this->inputNewProperties();
+    }
+};
+
+class TeacherAssistant : public Graduate, public Teacher {
+protected:
+    std::string RA;
+
+public:
+    TeacherAssistant(int _number = 0, std::string _name = "Undefined",
+                     std::string _sex = "Undefined",
+                     std::string _subject = "Undefined", int _advisorNumber = 0,
+                     std::string _advisorName = "Undefined",
+                     std::string _advisorSex = "Undefined",
+                     std::string _advisorPrincipalship = "Undefined",
+                     std::string _advisorDepartment = "Undefined",
+                     std::string _principalship = "Undefined",
+                     std::string _department = "Undefined",
+                     std::string _RA = "Undefined")
+        : Graduate(_number, _name, _sex, _subject, _advisorNumber, _advisorName,
+                   _advisorSex, _advisorPrincipalship, _advisorDepartment),
+          Teacher(_number, _name, _sex, _principalship, _department), RA(_RA){};
+    void displayNewProperties() {
+        Graduate::displayProperty("RA", this->RA);
+    }
+    void inputNewProperties() {
+        Graduate::askForNewValue("RA", this->RA);
+    }
+    void display() {
+        Teacher::display();
+        Graduate::displayNewProperties();
+        this->displayNewProperties();
+    }
+    void inputInfo() {
+        Teacher::inputInfo();
+        Graduate::inputNewProperties();
+        this->inputNewProperties();
+    }
+};
+
+int main() {
+    Student stu(102, "SomeStuName", "Male", "SomeClassNo");
+    Teacher tea(192, "SomeTeacherName", "Female", "Lecturer", "SomeDepartment");
+    Graduate grad;
+    TeacherAssistant TA(
+        12, "Some TA", "Female", "Sleeping", 293, "SomeOtherAdvisor", "Male",
+        "Professor", "SomeDepartment", "Teacher Assistant", "Sleep", "SomeRA");
+
+    std::cout << "\n\n####### Student ########" << std::endl;
+    stu.display();
+
+    std::cout << "\n\n######## Teacher ########" << std::endl;
+    tea.display();
+
+    std::cout << "\n\n######## Graduate ########" << std::endl;
+    grad.display();
+
+    std::cout << "\n\n######## TeacherAssistant ########" << std::endl;
+    TA.display();
+
+    std::cout << "\n\n######## Input for stu ########" << std::endl;
+    stu.inputInfo();
+
+    std::cout << "\n\n######## Input for tea ########" << std::endl;
+    tea.inputInfo();
+
+    std::cout << "\n\n######## Input for grad ########" << std::endl;
+    grad.inputInfo();
+
+    std::cout << "\n\n######## Input for TA ########" << std::endl;
+    TA.inputInfo();
+
+    std::cout << "\n\n####### Student ########" << std::endl;
+    stu.display();
+
+    std::cout << "\n\n######## Teacher ########" << std::endl;
+    tea.display();
+
+    std::cout << "\n\n######## Graduate ########" << std::endl;
+    grad.display();
+
+    std::cout << "\n\n######## TeacherAssistant ########" << std::endl;
+    TA.display();
+    return 0;
+}