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121X2112X12X1XM0
1X111X121X2X11M0
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1X1X211211X111M0
121X1X121X2112M0
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121X111X1X2X11M0
1X112X12X12112M0
121121121XXX12M0
1X12111XX12111M0
1211111X11XX11M0
1X11111X1XX112M0
12111X1XX12X12M0
1X111112X1XX11M0
1211X112XX2111M0
121X1112X1X112M0
