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1X12X12112211211
1X1121X112211X11
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1211211122211111
121XX11112221X11
111XX1X1122X1211
112XX111X2211211
2111X12112XX1211
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11X1X121X2221211
1111X1X1X2211111
2X1X211112211211
211XX121X2211X11
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11122111X2211X11
1XXX21X1X2211211
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111X21X12221X211
2211X1X112211211
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1211X111X221X211
111XX11112X1X211
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1112212112X21X11
2112X111222X1211
111121211X2X1211
1X11X121122XXX11
X111X1211221X211
21112111122X1X11
111221X1122XXX11
