Grokking Microsoft Coding Interview
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Solution: Reverse Words in a String II

Problem Statement

Given a character array s, return the updated array after reversing the order of words in the array.

A word is defined as a sequence of non-space characters, and the words are separated by one space character. The input array does not contain any leading or trailing spaces, and the words are always separated by a single space.

Note: Your code must solve the problem without using any extra space.

Examples

  • Example 1:
    • Input: ["h","e","l","l","o"," ","w","o","r","l","d"]
    • Expected Output:

.....

.....

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