1111122X12111121
XX1XX1121X11X121
221X1XX211112121
21122XXX1X111121
21121XXX1111X121
1211X2221X111121
211X211X1X111121
1212X22X1111X121
2111XXX21X112121
XX1X121212111121
XX11122X12112121
211XX11X1X111121
21X112X2111X111M
122X1X12X2111X11
1111122X122X1112
