X121X1X2XX11XX11
X1112XX21XX1XX11
X1X1XX1X1X1XX211
1121XX221XX1XX11
1111XX121XX11X11
1121XXX21XX12X11
11X1XX221XX12X11
11111XX21XX1XX11
11X11X121XX1XX11
11X11XX21XX11X11
11X1X1X211X1XX11
11X1X2X211X1XX11
1111XXX21X21XX11
11X1XX121X21XX11
11X1XXX21X211X11
11X11XX21X21XX11
11X1X1X21XX1X211
11X1X2X21XX1X211
11X1XXX211X1X211
1X1X1X22X2121222
21X1211X1111X222
