Problem set
Trie questions
15 matching · 1 easy · 9 medium · 5 hard
- 14Longest Common PrefixEasy
- 139Word BreakMedium
- 188Implement Trie (Prefix Tree)Medium
- 191Design Add and Search Words Data StructureMedium
- 192Word Search IIHard
- 283Palindrome PairsHard
- 321Lexicographical NumbersMedium
- 346Maximum XOR of Two Numbers in an ArrayMedium
- 376Concatenated WordsHard
- 423Design In-Memory File SystemHard
- 428Add Bold Tag in StringMedium
- 441Replace WordsMedium
- 460Top K Frequent WordsMedium
- 490Prefix and Suffix SearchHard
- 612Search Suggestions SystemMedium