1111X212XX22X11M
1X1122X1X2211102
1211X221XX221102
21112X2X121X110M
111211XX21X11112
1X11XX222X121112
1X2121XXX1X11112
12X1111X21X21112
1X1112111X2X2X12
X21X21X211X11212
