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.

Input: Consider Input: Sentence: 'a young brown horse in a blue jacket running in a barn'. Reverse all words of length '4' in the given sentence.

Output: a young brown horse in a eulb jacket running in a nrab


Input: Consider Input: Sentence: 'a teddy bear sits on top of a furniture in front of a camera'. Reverse all words of length '2' in the given sentence.

Output: a teddy bear sits no top fo a furniture ni front fo a camera


Input: Consider Input: Sentence: 'a dog looks out an open door at the snowy ground'. Reverse all words of length '4' in the given sentence.


Output: a dog looks out an nepo rood at the snowy ground