12222122XX211X21
11X22X11X21X1101
1X211XXX1X111220
112XX12X1X11XXM1
111121X1122X1X2M
122121XX122X1X10
1X1121XX12X11221
X22111X122X1X221
112X111212X11221
X2212121222XXX22
1X2X112112111221
1222X1X122212X10
112X11122X111111
XX22212222X111M2
