List of problems I have solved so far
Easy
| Question | Solution | Date | Comment |
|---|---|---|---|
| 136. Single Number | |||
| 242. Valid Anagram | |||
| 706. Design HashMap | |||
| 771. Jewels and Stones |
Medium
| Question | Solution | Date | Comment |
|---|---|---|---|
| 3. Longest Substring Without Repeating Characters | |||
| 49. Group Anagrams | |||
| 347. Top K Frequent Elements | |||
| 981. Time Based Key-Value Store |
Hard
| Question | Solution | Date | Comment |
|---|---|---|---|
| 30. Substring with Concatenation of All Words | |||
| 128. Longest Consecutive Sequence | |||
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