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 leaning forward as he swings a tennis racket'. Reverse all words of length '2' in the given sentence.

Output: a man leaning forward sa eh swings a tennis racket


Input: Consider Input: Sentence: 'a dog jumping high in the air catching a frisbee in its mouth'. Reverse all words of length '8' in the given sentence.

Output: a dog jumping high in the air gnihctac a frisbee in its mouth


Input: Consider Input: Sentence: 'the airliner is flying low over the water'. Reverse all words of length '6' in the given sentence.


Output: the airliner is gniylf low over the water