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 table with different dishes of food on it'. Reverse all words of length '4' in the given sentence.

Ex Output:
a table htiw different dishes of doof on it


Ex Input:
Sentence: 'two kids playing soccer with a ball while a referee watches closely'. Reverse all words of length '4' in the given sentence.

Ex Output:
two sdik playing soccer htiw a llab while a referee watches closely


Ex Input:
Sentence: 'a close up of an old cell phone on a laptop computer'. Reverse all words of length '6' in the given sentence.

Ex Output:

a close up of an old cell phone on a potpal computer