So far eto po nagagawa ko.
HashSet<string>myhash1 = new HashSet<string>();
myhash1.Add("Element 0: ");
myhash1.Add("Element 1: ");
myhash1.Add("Element 2: ");
myhash1.Add("Element 3: ");
myhash1.Add("Element 4: ");
Console.WriteLine("--------Hash1--------");
foreach(var val in myhash1)
{
Console.Write(val);
Console.ReadLine();
}
HashSet<string>myhash2 = new HashSet<string>();
myhash2.Add("Element 0: ");
myhash2.Add("Element 1: ");
myhash2.Add("Element 2: ");
myhash2.Add("Element 3: ");
myhash2.Add("Element 4: ");
Console.WriteLine("--------Hash2--------");
foreach(var val in myhash1)
{
Console.Write(val);
Console.ReadLine();
}