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.

[EX Q]: Sentence: 'a cat in a bathroom sitting on a toilet'. Reverse all words of length '3' in the given sentence.
[EX A]: a tac in a bathroom sitting on a toilet

[EX Q]: Sentence: 'a green apple and knife on dark wooden stairs'. Reverse all words of length '3' in the given sentence.
[EX A]: a green apple dna knife on dark wooden stairs

[EX Q]: Sentence: 'a bucket in a dingy looking cement walled bathroom'. Reverse all words of length '8' in the given sentence.
[EX A]:
a bucket in a dingy looking cement walled moorhtab