What's the name of the mahjong player who can count cards?

A mahjong expert who can count cards is called Wu Zongyuan. Wu Jiayuan was one of the diners who took refuge in Zhang Zongchang at that time. He was born in a bureaucratic family, went to college, and later suffered from war and his family came down. When he took refuge in Zhang Zongchang, he was already a penniless poor scholar. But Wu Jiayuan has stunts, which is enough for him to settle down in troubled times. This stunt is playing mahjong. He is an expert in counting cards. He can not only remember the location of 108 mahjong cards in a short time, but also accurately calculate the cards that his opponent ordered, making it easy for him to play and difficult to win money.