1112X1X111211121
1112X1X2X1221121
XX22XXX111211121
XX22XXX2X1221121
XX12X1X211211121
XX12X1X1X1221121
1122XXX211211121
1122XXX1X1221121
X122X1X1X1211121
X122X1X211221121
1X12XXX1X1211121
1X12XXX211221121
X112XXX111221121
X112XXX2X1211121
1X22X1X111221121
1X22X1X2X1211121
2112221X112X2111
1112X2X221222102
