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111X2X21121X1221
211X2X2112211221
2111X12X121XXX21
111X2X21X2111XM0
11112X2112X1X2M0
111121211221X2M0
21X1X12X122112M0
X111X121122112M1
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111X212XX21X12M1
21X1X121X2X11XM1
