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2X1121X112X11210
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111XX1X112XX1210
111X2111X22X1220
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121X21X112221220
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1X1X21212X21X211
11X2X1X1X2221211
12X2212112XX1211
21X121211X21X211
1122X121X221XX11
2XX121111222XX11
22X2X121X2221211
22X121X1XXXX1211
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