Question: Describe how to implement each of these additional regex operators in terms of only concatenation, alternation, and the Kleene star: (a) Kleene plus (e.g., at)

Describe how to implement each of these additional regex operators in

Describe how to implement each of these additional regex operators in terms of only concatenation, alternation, and the Kleene star: (a) Kleene plus (e.g., at) - one or more copies of an expression (b) question mark (e.g., a?) - zero or one copies of an expression

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