11121XX112XX1X12
111222XX122X1X12
1112222112XX1212
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X112222X122X1212
1X121X2XX22XX212
1X1212X1X22XX212
1X122X2XX2XXXX12
XX12122XX2XXXX12
XX122XX1X22XX212
XX1222X1X2XXXX12
1212122X22XX2X12
12122XX1222X2212
121222XX22XX2212
12122221222X2X12
X2121XXX222X2X12
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X2122X2X22XX2X12
