21X1X1221X122101
11X1X222111X2111
21X1212221122121
X1X121221112X121
1111212211111111
11212122221X1201
X111X1X21X122121
X121X1XX11122111
111X1122211X1201
1121X1X221112211
X1X121222212XX11
X1112122211X2111
X1X12122XX11X121
11X121222212X121
X1X1X122211XX111
11X222X11X211101
11111122XX122111
X11111XX2X12XX21
X1X111221112X121
2X122122XX12X221
