In this task, you need to reverse all words of a given length in the sentence. The number of letters in a word determine its length. For example, the length of the word "apple" is 5.

Input: Consider Input: Sentence: 'a stop sign next to houses with christmas lights'. Reverse all words of length '4' in the given sentence.

Output: a pots ngis txen to houses htiw christmas lights


Input: Consider Input: Sentence: 'a keyboard equipped with a gel wrist wrest'. Reverse all words of length '1' in the given sentence.

Output: a keyboard equipped with a gel wrist wrest


Input: Consider Input: Sentence: 'there is a old nazi plane that is pictured in the water'. Reverse all words of length '1' in the given sentence.


Output: there is a old nazi plane that is pictured in the water