Yo_21Mb

using System;

public abstract class Animal
{
    private int weigth;
    public int Weigth { get; set; }
    public Animal(string Weigth)
    {
        this.Weigth = Weigth;
    }
    String says()
    {
        return Sound;
    }
}
public class Cow : Animal
{
    public Cow(String Weigth)
    {
        this.Weigth = Weigth;
    }
    String says()
    {
        return Sound = "Mooo";
    }
}
public class Snake : Animal
{
    public Snake(String Weigth)
    {
        this.Weigth = Weigth;
    }
    String says()
    {
        return Sound = "Shhl";
    }
}
public class Pig : Animal
{
    public Pig(String Weigth)
    {
        this.Weigth = Weigth;
    }
    String says()
    {
        return Sound = "Oink";
    }
}