This repository contains my Java solutions to the "LeetCode 150" problems. These are selected popular problems from LeetCode that are often asked in technical interviews.
Each problem is organized into its own folder named after the problem. The folder typically contains:
Problem.md: A brief explanation of the problem.Solution.java: The Java code for the solution.
| # | Tag | Difficulty | Problem | Solution |
|---|---|---|---|---|
| 1 | Hash Table/Array | Easy | Two Sum | Solution.java |
| 9 | Math | Easy | Palindrome Number | Solution.java |
| 35 | Array/Binary Search | Easy | Search Insert Position | Solution.java |
| 58 | String | Easy | Length of Last Word | Solution.java |
| 66 | Array/Math | Easy | Plus One | Solution.java |
| 125 | String | Easy | Valid Palindrome | Solution.java |
| 135 | Array | Hard | Candy | Solution.java |
| 136 | Bit Manipulation | Easy | Single Number | Solution.java |
| 151 | Two Pointers | Medium | Reverse Words in a String | Solution.java |
| 169 | Array/Counting | Easy | Majority Element | Solution.java |
| 191 | Bit Manipulation | Easy | Number of 1 Bits | Solution.java |
| 226 | Tree | Easy | Invert Binary Tree | Solution.java |
| 242 | String | Easy | Valid Anagram | Solution.java |
| 380 | Hash Table/Array | Medium | RandomizedSet | Solution.java |
If you'd like to suggest a different approach or optimization, feel free to open an issue or submit a pull request.
This repository is licensed under the MIT License. See the LICENSE file for more details.