Werewolf's world is big, full of fabulous creatures and characters! Once up a time, they got together and organized a game night called "BINGO!" The game is simple: Play as many cards as you want, as long as they can form up a formation; And the next player should play cards following the last player's formation; The last player who plays the formation wins the current round, and take all B, I, N, G, O cards among the played cards this round. If there is a player played out his hand cards, the game night is over, and everyone calculate their five score cards: B,I,N,G,O. 5. The player who has the most B,I,N,G,O cards wins the game!