916. Word Subsets
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Algorithm/Leetcode
https://leetcode.com/problems/word-subsets/description/?envType=daily-question&envId=2025-01-10 You are given two string arrays words1 and words2.A string b is a subset of string a if every letter in b occurs in a including multiplicity.For example, "wrr" is a subset of "warrior" but is not a subset of "world".A string a from words1 is universal if for every string b in words2, b is a subset of ..