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1X12111111221X11
1X22111111122X11
11121112111X2X11
11221112112X1X11
1X1211121X2X2X11
1X2211121X1X1X11
X122111111121211
XX1211111X122211
X11211121X2X1211
XX221112112X2211
2112111X11212111
2122111X1X112111
2X12111X11111111
2X22111X1X211111
