一個Max和Min的技巧

原創 leonlux 2018-08-31 10:12

假設有[a,b]的閉區間，我輸入一個數，如果這個數在該區間內，則返回該數，如果大於上屆則返回上屆，小於下屆則返回下屆，我們可以這樣實現:

Max( Min(x, b), a) 

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