---
# System prepended metadata

title: 2023/04/02(日) 每週 LeetCode 刷題
tags: [AC LeetCode 刷題讀書會 - 2023]

---

---
tags: AC LeetCode 刷題讀書會 - 2023
---

#  2023/04/02(日) 每週 LeetCode 刷題

## 刷題題號
-  [217. Contains Duplicate](https://leetcode.com/problems/contains-duplicate/)

## 解題思路
1. 給予一個整數陣列 nums，如果有任何的值出現最少兩次在陣列中則回傳 true，
如果每個元素都是不同的，則回傳 false。

## 回報格式

- 請 Fork 此 Replit 連結(https://replit.com/@AllenLi23/AC-LeetCode-Js-217-Contains-Duplicate)後，進行程式碼解題，並於完成後更新到 Replit 中，再將連結貼至「解題分享區」來與大家交流做法。


解題分享區
---
2023/04/02 讀書會議紀錄：

1. 題目說明。
2. 題目解析(BigO(2n) => BigO(n))。
4. 成員分享解題思路。
5. 問題與討論。

<!-- No.0 (請依序排序下去)
name: name (回報範例)
lighthouse: lighthouse
Replit：https://replit.com/@AllenLi23/AC-LeetCode-Js-217-Contains-Duplicate-Allen
-->

<!-- No.1 
name: 柏毅
lighthouse: gggg1237890@gmail.com
Replit：https://replit.com/@ggg1237890/AC-LeetCode-Js-217-Contains-Duplicate#index.js
-->

<!-- No.2 
name: Winnie
lighthouse: yaysa903@gmail.com
Replit：https://replit.com/@WinnieLin7/AC-LeetCode-Js-217-Contains-Duplicate#index.js
-->

<!-- No.3 
name: Wei Kai
lighthouse: pythonforeye@gmail.com
Replit: https://replit.com/@Beginneraboutli/AC-LeetCode-Js-217-Contains-Duplicate
-->

<!-- No.4 
name: 永C
lighthouse: yongsin0129@gmail.com
Replit: https://replit.com/@yongsin0129/AC-LeetCode-Js-217-Contains-Duplicate
-->

<!-- No.5 
name: Isis
lighthouse: yongsin0129@gmail.com
Replit: https://replit.com/@Kuan-HanHan/AC-LeetCode-Js-217-Contains-Duplicate#index.js
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<!-- No.6 
name: vanessa
lighthouse: mali7591@hotmail.com
Replit：https://replit.com/@vanessalin3/AC-LeetCode-Js-217-Contains-Duplicate
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<!-- No.7 
name: Howard
lighthouse: asakura4@gmail.com
Replit：https://replit.com/@asakura4/AC-LeetCode-Js-217-Contains-Duplicate#index.js
-->

<!--  No.8
name: Ruby Lo
lighthouse: rubylo718@gmail.com
Replit: https://replit.com/@rubylo718/AC-LeetCode-Js-217-Contains-Duplicate#index.js
-->

<!--  No.9
name: Jennifer
lighthouse: smilingfroggy@hotmail.com
Replit: https://replit.com/@smilingfrog/AC-LeetCode-Js-217-Contains-Duplicate
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<!--  No.10
name: BenWang
lighthouse: a84012807@gmail.com
Replit: https://replit.com/@a84012807/AC-LeetCode-Js-217-Contains-Duplicate?s=app
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<!--  No.11
name: Adriene
lighthouse: tznali17@gmail.com
Replit: https://replit.com/@TNC2027/AC-LeetCode-Js-217-Contains-Duplicate#index.js
-->

<!--  No.12
name: Jack Hung
lighthouse: lhhungx@gmail.com
Replit: https://replit.com/@LungHsuanHung/AC-LeetCode-Go-217-Contains-Duplicate
-->
