James` Game:Set
There are totally 81 cards, each card has 4 attributes, each attribute has 3 categories.Choose 3 cards randomly to make a set under one condition:each attribute must be the same or totally different.
There are totally 81 cards, each card has 4 attributes, each attribute has 3 categories.Choose 3 cards randomly to make a set under one condition:each attribute must be the same or totally different.