||Simplifies the definition of a
BuildingRule be redefining in terms
of a different collection of methods.
||A building rule which allows a card to be placed if it is the opposite
colour to, and one rank lower than, the top card.
||A building rule which allows a card to be placed if it is the same suit as,
and one rank higher than, the top card.
||Class to store a playing card from a standard 52-card poker or bridge deck.
||Class to store a stack of
||Represents a game of Klondike, also known as Canfield in the UK.
||Plays Klondike in a text terminal.