Module Introduction to Trie

Introduction to Trie

**Frequency: 6/10** A simple data structure for strings.

Resources

- [GeeksforGeeks: Introduction to Trie](https://www.geeksforgeeks.org/introduction-to-trie-data-structure-and-algorithm-tutorials/)

Problems

Prefix 263 / 269 1200
Compare string 160 / 197 1300
Maximum score 169 / 173 1400
Report 146 / 150 1400
Maximum XOR subarray 185 / 188 1500
Query on string 112 / 123 1600
Language 82 / 84 1600
Poem 47 / 55 1800
Palindrome pairs 50 / 60 1900
Mass XOR queries 68 / 84 2000
XOR-path on tree 20 / 33 2000
The ancient book 14 / 20 2100