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1X21XX1121X22211
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X221221121X22211
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1X21221121XX1211
1X21221121122211
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1221X21121121211
1221X21121XX2211
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12212X11211X2211
12212X1121X21211
21X12111X122X120
112111112X21XX21
111X121X22221201
X22X2X1212221101
2122121112X2XX10
