static void Main(string[] args)
{
tiger tiger1 = new tiger(10, "boy", "yellow", 1000);
tiger tiger2 = new tiger(9, "girl", "black", 900);
cat cat1 = new cat(5, "boy", "white", 100);
cat cat2 = new cat(3, "girl", "yellow", 80);
Console.WriteLine(tiger1);
Console.WriteLine(cat1);
Console.WriteLine(tiger1.Equals(cat1));
Console.WriteLine(tiger2.Equals(tiger1));
}
public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
tiger cat = null;
if (cat.GetType().Equals(obj.GetType()))
{
return(true);
}
cat ti = obj as cat;
return(this.color.Equals(ti.color) && this.weight.Equals(ti.weight));
}