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: 'several vehicles at a traffic stop on a small downtown street'. Reverse all words of length '4' in the given sentence.

Ex Output:
several vehicles at a traffic pots on a small downtown street


Ex Input:
Sentence: 'a kitchen counter filled with various types of fruits and vegetables'. Reverse all words of length '4' in the given sentence.

Ex Output:
a kitchen counter filled htiw various types of fruits and vegetables


Ex Input:
Sentence: 'a solitary man walks through a crowded parking lot with his striped umbrella'. Reverse all words of length '7' in the given sentence.

Ex Output:

a solitary man walks hguorht a dedworc gnikrap lot with his depirts umbrella