1X111112112X21M0
1X111121X112XX12
X21X11X121111221
X2111X221X122200
12X1X121X11XX2M1
X11X112221111222
21X1X1X2121221M1
11X22X2211121X11
X1X211121111X201
X1X1X1111212X1M0
X1XX211222121220
2X1XX1XXX1121220
