Search the board with DFS, but prune paths using a trie of the dictionary.
words. Store the full word at terminal nodes.# during the DFS path.The trie prevents exploring prefixes that don’t lead to any word, turning exponential exploration into heavily-pruned search.
Search the board with DFS, but prune paths using a trie of the dictionary.
words. Store the full word at terminal nodes.# during the DFS path.The trie prevents exploring prefixes that don’t lead to any word, turning exponential exploration into heavily-pruned search.