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 water bottle sitting on top of a counter'. Reverse all words of length '6' in the given sentence.

Ex Output:
a water elttob sitting on top of a counter


Ex Input:
Sentence: 'a man taking a photo with his chocolate dessert and a beer'. Reverse all words of length '9' in the given sentence.

Ex Output:
a man taking a photo with his etalocohc dessert and a beer


Ex Input:
Sentence: 'a guy with a surfboard on a beach'. Reverse all words of length '4' in the given sentence.

Ex Output:

a guy htiw a surfboard on a beach