![arcade-intro-03-smooth-sailing](arcade-intro-03-smooth-sailing.png?raw=true "arcade-intro-03-smooth-sailing")

- [x] [Challenge 03 - Smooth Sailing]()

    - There are 5 challenges
    - [x] [alllongestString]()
    - [x] [commonCharcterCount]()
    - [x] [isLucky]()
    - [x] [shortByHeight]()
    - [ ] [ReverseParentheses]()

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