11X1X12221211122
1XX1XX2221211122
111121222121X122
1X112X222121X12M
1XXX11222121112M
111XXX222X21X12M
1X1XX1222221X1M2
11XX2X222X2111M2
1XXX2122222111M2
1X1211222X2111MM
1XX211222X21X1MM
11121X22222111MM
11X21X222221X122
