juniorTrie
How is a Trie node structured?
Updated Apr 28, 2026
Short answer
Each node typically contains a map or array of children nodes and a boolean flag to mark the end of a word.
Deep explanation
Detailed theoretical explanation of How is a Trie node structured?. A Trie (retrieval tree) stores keys in a path from root to leaf. It is highly efficient for prefix-based queries.
Real-world example
Dictionary apps or spell checkers.
Common mistakes
- Forgetting to mark the 'isEndOfWord' flag, resulting in failed searches for complete words.
Follow-up questions
- Can a Trie store integers?