XX11XX121111112M
2111XX1X112111M2
X111XX1X11X1X12M
11X1XX1211X11122
1XX1XX1X11X1X122
11X1XX1111112122
22X1XX1211X121MM
1221XX1X1111212M
XXX1XX1X1121112M
22X1XX111111X1MM
1221XX1111X11122
X121XX121121X12M
2X21XX1X1111X1M2
2X21XX1111X121M2
2121XX12111111M2
