C148
At the start of the game, the dealer dealt two cards (open cards) to each player, and two cards to himself, one card, and one card (down) to the player.
Next, according to everyone's cards, as well as the cards afterwards, various bets, schemes, and speculations were carried out.
It's easy to play, but it's not so easy to be precise.
However, according to the Bin Zai