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: 'two motorcycles sidebyside parked in a grassy area'. Reverse all words of length '3' in the given sentence.

Ex Output:
owt motorcycles sidebyside parked in a grassy area


Ex Input:
Sentence: 'a cat in a bathroom sitting on a toilet'. Reverse all words of length '3' in the given sentence.

Ex Output:
a tac in a bathroom sitting on a toilet


Ex Input:
Sentence: 'a boy reading a book to a therapy dog'. Reverse all words of length '3' in the given sentence.

Ex Output:

a yob reading a book to a therapy god