1X11XXX2X11X1111
12121XX2X11X1111
XX121XX2X11X1X11
XX12XX22X11X1111
X2111X22X11X1111
X211XXX2X11X1X11
1X121X22XX111111
1X12XXX2XX111X11
12111XX2XX111X11
1211XX22XX111111
XX11XX22XX111X11
X2121X22XX111X11
1X111X22X2121X11
1212XX22X2121X11
XX111XX2X2121111
X212XXX2X2121111
21121111121X1X01
XX12X11212111121
