ReverseWordsInAString

Problem

https://leetcode.com/problems/reverse-words-in-a-string/

Solution

Use the built in Python functions for strings split to split the string, reversed to reverse the list, and join to join the list back into a string.

Code

def reverseWords(s: str) -> str:
    """Reverse the words in a string, separated by 1 space.
    """
    words = s.strip().split()
    return ' '.join(reversed(words))

Test

>>> from ReverseWordsInAString import reverseWords
>>> reverseWords('the sky is blue')
'blue is sky the'
>>> reverseWords('  hello world  ')
'world hello'
>>> reverseWords('a good   example')
'example good a'

ReverseWordsInAString.reverseWords(s: str) → str: Reverse the words in a string, separated by 1 space.