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11211212X1X1X121
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2X21XX11X211X121
2121221XX121X121
1X2X1211X1112121
212X1112X1111121
112XX11XX1111121
2X2XX21XX1112121
212X2111X1111121
1X2X2212X1112121
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XX22XX112X11X121
XX222X1122112121
XX22221222X12121
1122121XX211X121
1X22XX12X1111121
11222211XX112121
1X222X1XX211X121
X122121X1111X121
XX221X1112111121
X122XX111X111121
XX22X21X1X11X121
XX222X1111111121
X122221X1211X121
212X121X21111121
