XX11111X121XX2M1
XX11X1X2XX111XM1
XX1X11X21X1XXXM1
XX1XX11XX21112M1
X21111XXX211XXM1
X211X1121X1X12M1
X21X1112XX11X2M1
X21XX1XX121X1XM1
2X111112X21X1XM1
2X11X1XX1X11X2M1
2X1X11XXXX1X12M1
2X1XX1121211XXM1
221111X2121112M1
2211X11XXX1XXXM1
221X111X1X111XM1
221XX1X2X21XX2M1
