铁卒:42,92,79,74。
三字现:204,254,259,209,759,709,754,704
二定位:25xx,75xx,70xx,20xx,2xx4,2xx9,7xx4,7xx9
三定:25x4,25x9,20x4,20x9,75x4,75x9,70x4,70x9