using System;

​

public class Animals

{

    private string name ;

    private int legs ;

    private string color ;

    public Animals(){

    }

    public string Name { 

        set { name = value; } 

        get { return name; }

    }

    public int Legs { 

        set { legs = value; } 

        get { return legs; }

    }

    public string Color { 

        set { color = value; } 

        get { return color; }

    }

    public void getinfo(){

        Console.WriteLine("{0} have {1} legs",name,legs,color);

    }

}

​

public class Duck : Animals

{

    public Duck()

    {

        Console.WriteLine("This is information of Duck");

    }

    public void getVoice(){

        Console.WriteLine("Koek Koek");

    }

}

​

public class Cat : Animals

{

    public Cat()

    {

        Console.WriteLine("This is information of Cat");

    }

    public void getVoice(){

        Console.WriteLine("Meong Meong");

    }

}

​

​

public class Program

{

    public static void Main()

    {

        Duck duck = new Duck();

        duck.Name = "Duck";

        duck.Legs = 2;

        duck.getinfo();

        duck.getVoice();

        Console.WriteLine();

        Cat cat = new Cat();

        cat.Name = "Cat";

        cat.Legs = 4;

        cat.getinfo();

        cat.getVoice();

    }

}