XX2X211X121XX111
XX21X111XXX22211
XX211212X2X1X111
XX21211X2212XX11
XX222212XX1X1X11
XX22221221221X11
X1X22112X11X1111
1XX1XX11XX22X211
1X1X1X1X2212X211
11XX2X1222XXX111
