digit sum
(mathematics, of a positive integer) The sum of all digits.
A booklet containing a sequence of near-identical images so that flipping rapidly through the pages produces an illusion of animation.
A member of any of various mediaeval congregations of hermits named after St. Jerome.
(chiefly law) A second or subsequent affirmance; a reaffirmation.
ある整数が9で割り切れるかを調べるには、その各桁の和を求め、それが9で割り切れるかを確認します。
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DiQt
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