newLISP練習 - 001 (Multiples of 3 and 5)

原題：歐拉計劃 問題 1ruby If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23.app Find the sum of all the multiples of 3 or 5 below

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