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1X212222X1X11221
22X1221XXX111221
12X12121X1211221
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11X1221X22211221
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12X12X121XX11221
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1X112XXXX2X11221
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1X11221111111221
2X2121XX1XX11221
11212XX121X11221
1X212111X1X11221
22212X2222211221
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2111212X21111221
121121X122111221
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X1212X221X111221
2X112X21XXX11221
X11121222X211221
