![LeetCode 380 (Medium): Insert Delete GetRandom O(1) | HashMap & ArrayList | Full Explanation [JAVA]](https://i.ytimg.com/vi/ZggtRpRJeVU/mqdefault.jpg)
![Insert Delete GetRandom O(1) | Day 12 | [June LeetCoding Challenge] [Leetcode #380] [2020]](https://i.ytimg.com/vi/yeTmZxk6-v4/mqdefault.jpg)
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Last Updated: September 26, 2026
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This problem challenges you to design a data structure that supports This video has the Problem Statement, neetcode.io/ - A better way to prepare for Coding Interviews Discord: discord.gg/ddjKRXPqtk Twitter: ... Please and to the channel. In this video, we will look into solving the problem to create a data structure where the ... Implement the RandomizedSet class: RandomizedSet() Initializes the RandomizedSet object. bool In this tutorial, I have discussed how we can implement The day 12 problem in June Leetcoding Challenge. (
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