1X11112112XXX211
111XX2X11XX1X111
111X1221X221X111
1111X2X11XX1X111
11112221XX2XX111
1112X2X1X2XXX111
111212X11XX11111
1112212112211111
2111X121X2X11111
1X11212112211212
111XX2X11221X212
1111X221122X1212
111111X1X22XX212
2X1XX1X112X11112
2111X2X112XXX212
2112X1X11XXX1212
