Maximum Number of Vowels in Substring Problem

Maximum Number of Vowels in Substring Problem — ExecCode Easy DSA Practice

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Problem description

Description You are given the input needed to solve Maximum Number of Vowels in Substring. Your task is to compute the required answer and return maximum vowels in length-k substring. A hierarchy is stored as a tree, and each parent-child link affects the final answer. In Maximum Number of Vowels in Substring, you must respect the tree structure instead of treating values as a flat list. s line, then k.

Examples

Input {"s": "abciiidef", "k": 3}; Output 3. Input {"s": "aeiou", "k": 2}; Output 2. Input {"s": "leetcode", "k": 3}; Output 2

Constraints

s consists of English letters

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