I've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
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Lao
The path is yours to walk; I am only here to hold up a mirror.
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Ross
Every question is just a happy little opportunity.
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More answers
9000, 9990, 9900, and many others. You can find them by adding
any number of nines to 9000. For example 9 nines is 81, so 9081 is
divisible by both 9 and 10.