2211212111121112
111X2X1211X2X112
X11X1XX2121X2111
1111X2X2111XX212
2111X2111122XX12
11111212X1112X11
X111212XXX122X12
X11111211112121M
111X1X121XX121MM
11X111X2111X2X21
X11111211X12XXM1
1211XX2211212121
111X22221XXX221M
1X1112X2111XXX21
1X11211X2X12211M
1X1X2XX1111X2222
1112XX2X1X122X11
1X1122121X1X12M1
X11222111X12122M
