1X1111XX221X2221
X1121X11221X2221
XX111XX1XX1XX221
2X121X2X211X1221
1X1211X2XX1X2221
2X1112X2111X1221
111X12X1111XX221
121212X1X21X1221
121X112XXX1XX221
111X1XX22X1X1221
21121212XX1XX221
XX1X1X1XX21X1221
X2121XXX111XX221
1112111X111X1221
X1111X2XXX1X2221
X21X1X21111X1221
1X111X2X111X1221
221X1222221X2221
X1111122211XX221
22111111X11X2221
X2111112121X1221
XX12122X121XX221
211X11212X1XX221
2X1X1X1X1X1X2221
221112112X1XX221
