Reverse Words in String | Dataford Interview Questions

Reverse words in a string

Asked in the coding stage. Given a string s, return its words in reverse order, separated by exactly one space. Ignore leading, trailing, and repeated whitespace.

Input and Output

Implement reverse_words(s). The input is a string, and the output is a normalized string containing the words in reverse order. If s contains no words, return an empty string.

Constraints

0 <= len(s) <= 10^4
Words are separated by one or more whitespace characters.
A word is any maximal sequence of non-whitespace characters.
Return words separated by exactly one space.

Function Signature

def reverse_words(s):

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