Hash Table

14 questions

1LRU CacheMedium

Hash TableLinked ListDesign

2Longest Substring Without Repeating CharactersMedium

Hash TableStringSliding Window

3Longest Repeating Character ReplacementMedium

Hash TableStringSliding Window

4LFU CacheHard

Hash TableLinked ListDesign

5Amount of Time for Binary Tree to Be InfectedMedium

Hash TableTreeDepth-First Search

6Letter Combinations of a Phone NumberMedium

Hash TableStringBacktracking

7Word LadderHard

Hash TableStringBreadth-First Search

8LRU CacheMedium

Hash TableLinked ListDesign

9Longest Substring Without Repeating CharactersMedium

Hash TableStringSliding Window

10Longest Repeating Character ReplacementMedium

Hash TableStringSliding Window

11LFU CacheHard

Hash TableLinked ListDesign

12Amount of Time for Binary Tree to Be InfectedMedium

Hash TableTreeDepth-First Search

13Letter Combinations of a Phone NumberMedium

Hash TableStringBacktracking

14Word LadderHard

Hash TableStringBreadth-First Search