X1XX2X121X2X2211
X1XX22211XX2X211
X1X112X121122211
X111X11XXX11X211
X2XX21221X1X2X11
1XXX122212X12211
11XXX12222XX2211
11XX221112XX2211
11X121122X122X11
11X2X2121X2X1211
112X222X11X1X211
1122X122X11XX211
122XX12X121X2111
212XX22X11X22211
