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 man sitting at a table and looking past the microphone'. Reverse all words of length '4' in the given sentence.

Output: a man sitting at a table and looking tsap the microphone


Input: Consider Input: Sentence: 'a bear in a field next to a pond'. Reverse all words of length '5' in the given sentence.

Output: a bear in a dleif next to a pond


Input: Consider Input: Sentence: 'a man is in action playing frisbee on grass'. Reverse all words of length '3' in the given sentence.


Output: a nam is in action playing frisbee on grass