1111X11211111212
1111X1X211X12212
11XX221211111212
11XX22X211X12212
11XXX1X211111212
11XXX11211X12212
111122X211111212
1111221211X12212
11X1211211X11212
11X121X211112212
111XX21211X11212
111XX2X211112212
11X1X21211112212
11X1X2X211X11212
111X211211112212
111X21X211X11212
