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 Input:
Sentence: 'a bird looks around as it sits on a wire'. Reverse all words of length '4' in the given sentence.

Ex Output:
a drib looks around as it stis on a eriw


Ex Input:
Sentence: 'a bathroom with a white bath tub under a mirror'. Reverse all words of length '5' in the given sentence.

Ex Output:
a bathroom with a etihw bath tub rednu a mirror


Ex Input:
Sentence: 'a cat hides in the blankets on the bed'. Reverse all words of length '8' in the given sentence.

Ex Output:

a cat hides in the steknalb on the bed