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raven38/ceil_floor_round.md

Last active August 29, 2015 14:11
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天井関数、割り算の切り上げ
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ceil_floor_round.md

m/nを切り上げる

(m + n - 1) / n

m/nを切り下げる

m / n

m/nを四捨五入する

(m + n / 2) / n
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