2X21X11122112222
112121X11X2XX121
212XX121X1112102
X1211122X1X1XX21
1X2111XX22221120
X222111121X11X11
1222111121X11X12
X12X1111X12XX1M2
212XX1112211X111
21212111X12XX12M
212121X111112111
X221X111X1XX2122
X121111121X22100
