using System;

public class Mammal

{

//  public static void Main()

//  {

//      Dog myDog = new Dog(5, "Husky");

//      Console.WriteLine("Age" + myDog.Age + "Breed" + myDog.Breed);

//      myDog.WagTail();

​

​

//}

​

public class Person

{

    public double Height;

    public double Weight;

    public string HairColor;

    private bool HasUnderwear;

    public Person(double height, double weight, string hairColor, bool hasUnderwear)

    {

        Height = height;

        Weight = weight;

        HairColor = hairColor;

        HasUnderwear = hasUnderwear;

    }

    public Person(double height, double weight, string hairColor) 

        : this(height, weight, hairColor, true)

}

}