Solution: Find Words That Can Be Formed by Characters
Explore how to determine which words can be formed from a given set of characters by building frequency maps and comparing character counts efficiently. Learn to implement a solution that accumulates the total length of valid words while understanding the time and space complexity involved.
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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...