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 man riding a bike down a street past cars'. Reverse all words of length '4' in the given sentence.
[EX A]: a man riding a ekib nwod a street tsap srac

[EX Q]: Sentence: 'a computer and laptop sitting on a desk'. Reverse all words of length '6' in the given sentence.
[EX A]: a computer and potpal sitting on a desk

[EX Q]: Sentence: 'a commuter bus on the street in santiago'. Reverse all words of length '3' in the given sentence.
[EX A]:
a commuter sub on eht street in santiago