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1XX1112X21121201
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1XX1X112X1122210
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12X2X112X112X211
2XX111121X12X211
2XX21112X1121X11
XX11X12X21121X20
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1211X1212X121220
2X12X11X2112X220
1X12111111X21210
11122121X1121210
12XX112211121110
2X1X1122111X1210
2X1X21221112X210
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XX1XX12211111211
XX1111X21X121211
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111121X111X21220
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