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You don't need to read or print anything, Your task is to complete the function wordLadderLength () which takes startWord, targetWord and wordList as input parameter and returns the length of the shortest transformation sequence from startWord to targetWord. If not possible return 0.
In-depth solution and explanation for LeetCode 127. Word Ladder in Python, Java, C++ and more. Intuitions, example walk through, and complexity analysis. Better than official and forum solutions.
Given two words, beginWord and endWord, and a dictionary wordList, return the number of words in the shortest transformation sequence from beginWord to endWord, or 0 if no such sequence exists. Example 1: Output: 5. Explanation: One shortest transformation sequence is "hit" -> "hot" -> "dot" -> "dog" -> cog", which is 5 words long. Example 2:
Tool to generate word ladders, a sequence of words to pass from one word to another by modifying only one letter at each stage.
A collection of my CodeHS work from virtual school in 2021. My school account will be deleted, so it made sense to post it here. - IBXCODECAT/CodeHS-Python
class Solution {public: int ladderLength (string beginWord, string endWord, vector < string >& wordList) {unordered_set < string > wordSet (wordList. begin (), wordList. end ()); if (! wordSet. contains (endWord)) return 0; int ans = 0; queue < string > q {{beginWord}}; while (! q. empty ()) {++ ans; for (int sz = q. size (); sz > 0;--sz ...
In this video we explain the rules of word ladder puzzles and how to go about solving them. So if you're tackling the puzzle for the first time and are not s...