1X12X12X2XX11X12
1XXX112221X11X12
1X12112221211X12
11XX112X212X1112
111XX1222X2X111M
1X12X122212X111M
1X1211222X2X111M
1X12112221X1111M
1X1XX12X2X211122
1XX2112X21211122
1X1X212222211122
1XX2X1222X211122
1112X1222121112M
111211222X21112M
