Easy

Quiz

#557 Reverse Words in a String III

APPROACH

Given a string s, reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order.

Example 1:

Input: s = "Let's take LeetCode contest"

Output: "s'teL ekat edoCteeL tsetnoc"

Example 2:

Input: s = "Mr Ding"

Output: "rM gniD"

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What is the optimal approach for this problem?