higher-order function
高階関数クイズ - Oh, you `re no (fun _ → more) ふむ,元ネタは: Exercise 1.41 # Structure and Interpretation of Computer Programs かな?
高階関数クイズ - Oh, you `re no (fun _ → more) ふむ,元ネタは: Exercise 1.41 # Structure and Interpretation of Computer Programs かな?