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 red double decker bus parked next to a brick building'. Reverse all words of length '4' in the given sentence.

Output: a red double decker bus parked txen to a brick building


Input: Consider Input: Sentence: 'a group of people loading a tour bus'. Reverse all words of length '3' in the given sentence.

Output: a group of people loading a tour sub


Input: Consider Input: Sentence: 'a baseball player holding a baseball bat on a baseball field'. Reverse all words of length '3' in the given sentence.


Output: a baseball player holding a baseball tab on a baseball field