Pattern

Tries

Efficiently store and search strings with prefix trees.

3 Problems

0 Easy

3 Medium

0 Hard

When to Use Tries

Pattern Recognition

Look for these trigger words in problem statements:

implement trie (prefix tree) tries design add and search words data structure word search ii

Easy (0) Medium (3) Hard (0)

Build pattern recognition with interactive MCQs. Understand why to use Tries, not just how.