11X112X111X11X21
11X112X111X11221
1121122111X21X21
11XXX2X111X21X21
11XX122121X11X21
1121X2X121X11X21
1121122111X21221
11XXX2X111X21221
11XX122121X11221
1121X2X121X11221
11X1X22121X21X21
112X12X121X21X21
112XX22111X11X21
11X1X22121X21221
112X12X121X21221
112XX22111X11221
21X112X121X21X21
21X1X22111X11X21
212X12X111X11X21
21X112X121X21221
21X1X22111X11221
212X12X111X11221
21XX122111X21X21
2121X2X111X21X21
2121122121X11X21
21XXX2X121X11X21
21XX122111X21221
2121X2X111X21221
2121122121X11221
21XXX2X121X11221
212XX22121X21X21
212XX22121X21221
