Difference between revisions of "2018 AMC 12A Problems/Problem 25"
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Revision as of 14:33, 8 February 2018
Problem
For a positive integer and nonzero digits , , and , let be the -digit integer each of whose digits is equal to ; let be the -digit integer each of whose digits is equal to ; and let be the -digit (not -digit) integer each of whose digits is equal to . What is the greatest possible value of for which there are at least two values of such that ?