Hash Table

11 questions

1Valid AnagramEasy

Hash TableStringSorting

2Minimum Deletions to Make Character Frequencies UniqueMedium

Hash TableStringGreedy

3Longest Substring Without Repeating CharactersMedium

Hash TableStringSliding Window

4Valid AnagramEasy

Hash TableStringSorting

5Isomorphic StringsEasy

Hash TableString

6Linked List Cycle IIMedium

Hash TableLinked ListTwo Pointers

7Minimum Deletions to Make Character Frequencies UniqueMedium

Hash TableStringGreedy

8Valid AnagramEasy

Hash TableStringSorting

9Longest Substring Without Repeating CharactersMedium

Hash TableStringSliding Window

10Isomorphic StringsEasy

Hash TableString

11Linked List Cycle IIMedium

Hash TableLinked ListTwo Pointers