Autocomplete — Trie & TST
Type any prefix — both trees traverse simultaneously — Left • Equal • Right
🔍
TRIE — Prefix Tree
Each node = 1 character • Shared prefix "auto" is a single path
TST — Ternary Search Tree
Compare 1 char per node • L=less • E=equal • R=greater
TST Traversal Decisions (character comparisons)
Type a prefix above to see node-by-node comparisons