X112X1X112121120
2XX11X2X2X11X1M1
12X22122111XX1M1
11XXX221X21XX120
112221X1121X2120
212X1X11X2111120
2X12111X1X1121M2
XXX2X12X1112X120
212112X1221121M1
22XX1X22X111X1M2
11X12221221XX121
X1XXXX212212X121
211X1X11X2112121
1XX221221X1XX121
221211X21X1121M2
X112X111121X21M1
22XX1X2X2111X1M1
2X2211X21X111121
211X1211X21111M2
X1XXX221X21XX1M2
