LeetCode Python/Java/C++/JS > Hash Table
| LeetCode Problem & Solution Link | Difficulty | Supported Languages | Approaches | Expl. Detail |
|---|---|---|---|---|
| 349. Intersection of Two Arrays |
Easy |
Step by Step | ||
| 242. Valid Anagram |
Easy |
Step by Step | ||
| 1. Two Sum |
Easy |
3 Methods | Step by Step | |
| 383. Ransom Note |
Easy |
Step by Step | ||
| 202. Happy Number |
Easy |
Step by Step | ||
| 454. 4Sum II |
Medium |
Step by Step | ||
| 15. 3Sum |
Medium |
2 Methods | Step by Step | |
| 49. Group Anagrams |
Medium |
Only Answer | ||
| 169. Majority Element |
Easy |
Step by Step |