Copyright © 2025 LeetCode Help Center Jobs Bug Bounty Assessment Students Terms Privacy Policy United States

Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview.

Aug 21, 2020 · Hello guys, I am a Java Developer with two years of experience (2 YOE) at TCS. I have been looking to switch companies since June 2025 but have been unable to do so.

Copyright © 2025 LeetCode Help Center Jobs Bug Bounty Assessment Students Terms Privacy Policy United States

LeetCode Explore is the best place for everyone to start practicing and learning on LeetCode. No matter if you are a beginner or a master, there are always new topics waiting for you to explore.

Jun 19, 2023 · Ans: Object-oriented programming (OOP) in Java is a programming methodology or paradigm (model) to design a computer program using classes and objects. It is the most popular …

Design a data structure that follows the constraints of a Least Recently Used (LRU) cache. Implement the LRUCache class: LRUCache(int capacity) Initialize the LRU cache with positive size capacity. int …

LeetCode is working on providing the best online coding experience for you. In the code editor, we start you off with default code templates based on the question and your choice of language.

Can you solve this real interview question? Design HashMap - Design a HashMap without using any built-in hash table libraries. Implement the MyHashMap class: * MyHashMap() initializes the object …

Can you solve this real interview question? Basic Calculator - Given a string s representing a valid expression, implement a basic calculator to evaluate it, and return the result of the evaluation. Note: …