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0:03章章章 章章 章 次 第一章 章 第一章 一章 1: The last functional interface we're going to talk about is the unary operator. 67s · Speaker 1
The last functional interface we're going to talk about is the unary operator. As you can see, this interface extends the function interface. So a unary operator is a function that takes an argument of type t and returns a value of type t. …