Solution: Find Words That Can Be Formed by Characters
Explore how to identify words that can be formed from a set of characters by using frequency maps. Understand how to count characters in strings, compare counts efficiently, and implement solutions with optimal time and space complexity in coding interviews.
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Statement
You are given an array of strings words and a string chars.
A string in words is considered good if it can be formed using only the characters available in chars, where each character in chars may be used at most once per word.
Return the sum of the lengths of all good strings in words.
Constraints:
words.lengthwords[i].length,chars.length...