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X1211112XX21X111
X11X1X11XX21X111
X11X1112X2211111
X1211X11X2211111
X1211112XX21XX11
X11X1X11XX21XX11
X11X1112X2211X12
X1211X11X2211X12
X1111X12X221X112
X12X1111X221X112
X12X1X12XX211112
X1111X12X221XX12
X12X1111X221XX12
X12X1X12XX211X12
21111111X221X121
21111X12XX211121
212X1111XX211121
21111111X221XX21
21111X12XX211X21
212X1111XX211X21
211X1112XX21X121
21211X11XX21X121
21211112X2211122
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211X1112XX21XX22
21211X11XX21XX22
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212X1X12X221X122
212X1X12X221XX22
