X1X1212X1211X111
X121X2XX1211X111
XXX1X122121X2111
21X1X12X1211X111
212122X2121X2111
2X2122XX1211X111
2X2122X2121X2111
2111X21122122X22
1X11X22XX211X101
1121112X1X112111
XX2121211211XXM1
XX212X1212111112
2111X12212222112
