The year 2010 belongs to a special sequence of twenty-five consecutive years: each number from 1988 to 2012 contains a repeated digit. Each of the following belongs to a sequence of consecutive years, where each number in the sequence contains at least one repeated digit.
Which of them belongs to the next such sequence of at least twenty years?
Select one option, then click Submit.
2099
2120
2199
2989
3299
Select an option, then submit.
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Junior Mathematical Challenge 2010 (2010)
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