XX11X22122XX2X11
X1X1XX1X12121211
X11X2122221X1211
X11X2221X1222X11
X122112X1X2X1111
11XXX2X11221X211
11X2112121X1X111
1111X1121211XX11
1111212122112X11
11121XX11XX2XX11
112XX111X1212111
12X112211XX11111
2X112X2X222X1111
2X1212X1122XX111
211X2211XX111211
2111X1XX11X22211
21111XX21X112211
212X1211X1X21X11
21212XXX1222X211
22X11121XX1X1111
