182. Maximum Number of Words in Sentences

You are given a list of sentences (each a string of words separated by single spaces, no leading/trailing spaces).

Return the maximum number of words that appear in a single sentence.

Input sentences are separated by '|' in the input string.

Input: A string of sentences separated by '|'. Each sentence has words separated by single spaces.

Output: An integer — the maximum word count across all sentences.

Examples

Input: alice and bob love leetcode|i think so too|this is great thanks very much
Output: 6
Explanation: The third sentence has 6 words — the most.

Input: please wait|continue to fight|continue to win
Output: 3
Explanation: All sentences have 3 words.

Input: a|a b|a b c
Output: 3
Explanation: Last sentence has 3 words.

Constraints

• 1 <= sentences.length <= 100
• 1 <= sentences[i].length <= 100
• Each sentence has words separated by exactly one space

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