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Leetcode Problem 737. Sentence Similarity II

737. Sentence Similarity II

Leetcode Solutions

Approach: Union Find

  1. Check if sentence1 and sentence2 have the same length. If not, return false.
  2. Initialize a UnionFind instance dsu.
  3. Iterate over similarPairs and for each pair [x, y], perform the following: a. Add x and y to dsu if not already present. b. Union x and y in dsu.
  4. Iterate over each index i of sentence1 and sentence2: a. If sentence1[i] equals sentence2[i], continue to the next index. b. If dsu.find(sentence1[i]) equals dsu.find(sentence2[i]), continue to the next index. c. If neither condition is met, return false.
  5. If all words are similar, return true.
UML Thumbnail

Approach: Depth First Search

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