LeetCode 217 & 219: Contains Duplicate I & II - Interview Prep Ep 46 скачать в хорошем качестве

LeetCode 217 & 219: Contains Duplicate I & II - Interview Prep Ep 46

⭐ Shop on Amazon to support me: https://www.amazon.com/?tag=fishercod... ⭐ NordVPN to protect your online privacy: https://go.nordvpn.net/aff_c?offer_id... ⭐ NordPass to help manage all of your passwords: https://go.nordpass.io/aff_c?offer_id... LeetCode 217. Contains Duplicate: https://leetcode.com/problems/contain... ⭐ Support my channel and connect with me:    / @fishercoder   Solution explained: We can simply use a hash set to find the duplicate one by iterating through this given array only once. ------------------------------------------------------------------------------------------------------------------------- LeetCode 219. Contains Duplicate II Problem link: https://leetcode.com/problems/contain... Solution explained: 1. We can still use a hash set to find the duplicate element; 2. But this time, we need to keep the size of the hash set to be at a max of k, each time, when we find the size of the set greater than k, we'll want to remove the oldest element in this set. Time complexity: O(n) Space complexity: O(min(n, k)) ------------------------------------------------------------------------------------------------------------------------- // TOOLS THAT I USE: ○ Memory Foam Set Keyboard Wrist Rest Pad - https://amzn.to/3cOGOAj ○ Electric Height Adjustable Standing Desk - https://amzn.to/2S9YexJ ○ Apple Magic Keyboard (Wireless, Rechargable) - https://amzn.to/36gy5FJ ○ Apple Magic Trackpad 2 (Wireless, Rechargable) - https://amzn.to/36ltimu ○ Apple MacBook Pro - https://amzn.to/30iSvKE ○ All-In One Printer - https://amzn.to/34etmSi ○ Apple AirPods Pro - https://amzn.to/2GpVYQf ○ My new favorite Apple Watch - https://amzn.to/2EIIUFd // MY FAVORITE BOOKS: ○ Introduction to Algorithms - https://amzn.to/36hxHXD ○ Designing Data-Intensive Applications - https://amzn.to/2S7snOg ○ Head First Java - https://amzn.to/2ScLDKa ○ Design Patterns - https://amzn.to/2SaGeU2 Follow me on Github for complete LeetCode solutions: https://github.com/fishercoder1534/Le... Support me on Patreon:   / fishercoder   My ENTIRE Programming Equipment and Computer Science Bookshelf: https://www.amazon.com/shop/fishercoder And make sure you subscribe to my channel! Your comments/thoughts/questions/advice will be greatly appreciated! #softwareengineering #leetcode #algorithms #coding #interview #SDE #SWE #SiliconValley #programming #datastructures