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 woman about to serve a tennis ball'. Reverse all words of length '2' in the given sentence.

Output: a woman about ot serve a tennis ball


Input: Consider Input: Sentence: 'a yellow bird that is on a branch'. Reverse all words of length '1' in the given sentence.

Output: a yellow bird that is on a branch


Input: Consider Input: Sentence: 'a ball player throwing a ball at an indoor play area'. Reverse all words of length '2' in the given sentence.


Output: a ball player throwing a ball ta na indoor play area