X2X1X2X221X22121
X2X111X1111X11M0
2X112212211X1XM2
21X1X11XX21222M0
X1212X1XX112XXM2
1X2112111X1221M0
2111X2111XXX11M1
X1X12X2122121120
2121X1X2X122X1M0
21X12122X1X11120
2X1111111112X2M1
12111XXX111221M1
