![[Animated] LeetCode 217 Contains Duplicate | Blind 75 | HashSet](https://i.ytimg.com/vi/TpP6NGC1Vpw/mqdefault.jpg)
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Last Updated: October 15, 2026
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neetcode.io/ - A better way to prepare for Coding Interviews Twitter: twitter.com/neetcode1 Discord: ... Super helpful resources: nikoo28.github.io/all-my-links/ It is very important to learn about the utility functions and data ... Video contents: 00:00 - Read and understand the question 00:50 - In this video, we dive deep into a widely used coding problem: 217. Contains Duplicate Given an integer array nums, return true if any value appears at least twice in the array, and return ... This problem is considered to be Easy difficulty on The Best Place To Learn Anything Coding Related - bit.ly/3MFZLIZ Preparing For Your Coding Interviews? Use These ... Contains Duplicate LeetCode 217 Spotted a duplicate at the party door? That is the whole problem. If you found this helpful, my channel for even **MORE VIDEOS**!
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