lesson_2/exercise_2.hpp

@@ -0,0 +1,68 @@
+#ifndef EXERCISE_2_HPP_
+#define EXERCISE_2_HPP_
+
+#include <iostream>
+
+class Fruit
+{
+private:
+	std::string m_name;
+	std::string m_color;
+public:
+	void setName(std::string name)
+	{
+		m_name = name;
+	}
+
+	void setColor(std::string color)
+	{
+		m_color = color;
+	}
+
+	const std::string& getName() const
+	{
+		return m_name;
+	}
+
+	const std::string& getColor() const
+	{
+		return m_color;
+	}
+};
+
+class Apple : public Fruit
+{
+public:
+	Apple(std::string color = "")
+	{
+		if (color == "")
+			color = "green";
+
+		setName("apple");
+		setColor(color);
+	}
+};
+
+class Banana : public Fruit
+{
+public:
+	Banana(std::string color = "")
+	{
+		if (color == "")
+			color = "yellow";
+
+		setName("banana");
+		setColor(color);
+	}
+};
+
+class GrannySmith : public Apple
+{
+public:
+	GrannySmith()
+	{
+		setName("Granny Smith " + Apple::getName());
+	}
+};
+
+#endif

lesson_2/main.cpp

@@ -1,6 +1,7 @@
 #include <iostream>
 #include <vector>
 #include "exercise_1.hpp"
+#include "exercise_2.hpp"
 
 using namespace std;
 
@@ -23,15 +24,25 @@ int main()
 //	students[2].printInfo();
 
 
-	vector<Student> students;
+//	vector<Student> students;
+//
+//	students.emplace_back("Олег", 20, GENDER_MALE, 75.2, 2020);
+//	students.emplace_back("Андрей", 19, GENDER_MALE, 72.8, 2020);
+//	students.emplace_back("Анастасия", 20, GENDER_FEMALE, 55.2, 2020);
+//	students.emplace_back("Ольга", 21, GENDER_FEMALE, 49.3, 2020);
+//	students.emplace_back("Владимир", 19, GENDER_MALE, 69.9, 2020);
+//
+//	Student::printCount();
 
-	students.emplace_back("Олег", 20, GENDER_MALE, 75.2, 2020);
-	students.emplace_back("Андрей", 19, GENDER_MALE, 72.8, 2020);
-	students.emplace_back("Анастасия", 20, GENDER_FEMALE, 55.2, 2020);
-	students.emplace_back("Ольга", 21, GENDER_FEMALE, 49.3, 2020);
-	students.emplace_back("Владимир", 19, GENDER_MALE, 69.9, 2020);
+	// Exercise 2
 
-	Student::printCount();
+	Apple a("red");
+	Banana b;
+	GrannySmith c;
+
+	std::cout << "My " << a.getName() << " is " << a.getColor() << ".\n";
+	std::cout << "My " << b.getName() << " is " << b.getColor() << ".\n";
+	std::cout << "My " << c.getName() << " is " << c.getColor() << ".\n";
 
     return 0;
 }