1X11111111111X21
1X1111X1112XX221
2X11211XX1121221
X21X111XX1211X21
11112111X1X21X21
2X11X111X1X11221
XX11X12X2X1X1221
1X1XX11X1122XX21
2X111X11X1111221
2X11X111X1221X21
2X12111XX1121X21
2X11111X11211221
2X11X11111121221
2X11X11111211X21
2X11X11XX1111X21
2X11X11XX1221221
1222X1221X11X1M2
212221221X122XMM
122X2122X21X21M1
XX11X1X11112X222
