Shifted digit
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Consider the numbers in base12 that can be written with the decimal digits only (0 to 9). Of those, find the smallest number which, after a ROR 1 (ROtate to Right) operation, gives a number equal to 8 times the original number. Example: 2497 becomes 7249 which is 3 times the original (7249)_{12}/(2497)_{12}=3 Answer format: the number in base12 See also: Circular shift  Wikipedia, the free encyclopedia
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