1111212X21111212
1121212211111212
X1112122X1111212
X1X1212111111212
21X1212XX1111212
2121212121111212
1111212111X11212
11X12122X1X11212
X1X1212X21X11212
X1212121X1X11212
2111212221X11212
2121212X11X11212
11X1212121211212
1121212XX1211212
X111212X11211212
X121212221211212
21112121X1211212
21X1212211211212
X121XXX122111212
21X1XXX122111212
21212XX122111212
2121X1X122111212
2121XX22XX211212
2121XXX122111212
