--------------------
  Keys: A D C B
Values: 1 4 3 2
  Each:
        A => 1
        D => 4
        C => 3
        B => 2
--------------------
  Keys: A D C B
Values: 1 4 3 2
  Each:
        A => 1
        A => 1
        A => 1
        A => 1
        A => 1
--------------------