1X2X111X1XX1X111
1X2X111X12XX2111
1222X11XXXX1X111
1222X11XX2XX2111
1222111X12X1X111
1222111X1XXX2111
1X2XX11XX2X1X111
1X2XX11XXXXX2111
122XX11X1XXXX111
122XX11X12X12111
1X22111XXXXXX111
1X22111XX2X12111
122X111XXXX12111
122X111XX2XXX111
1X22X11X1XX12111
1X22X11X12XXX111
