121221XX11111120
12X2X11111X11X20
1XXX212211X11X20
X2X221XXX1211220
1212212X1X2X1XM1
X21X21X11XX111M1
1X2221X2X1XX1XM1
121XX1X2111X12M0
1XX2X11X1X1112M0
X222X12XX1X11X20
XX12211X112X11M0
12XX2112XXX111M0
1X12X1X1X1211XM0
X2X221X11X1X1XM0
X22X211X11111X20
