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: 'three zebras are standing on a grassy field'. Reverse all words of length '1' in the given sentence.

Output: three zebras are standing on a grassy field


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 guy is doing a skateboard trick with a friend'. Reverse all words of length '3' in the given sentence.


Output: a yug is doing a skateboard trick with a friend