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: 'there is a large black bear that is siting on a rock'. Reverse all words of length '5' in the given sentence.

Output: ereht is a egral kcalb bear that is siting on a rock


Input: Consider Input: Sentence: 'a hand holds a napkin with a doughnut as potatoes sit in the bathroom'. Reverse all words of length '1' in the given sentence.

Output: a hand holds a napkin with a doughnut as potatoes sit in the bathroom


Input: Consider Input: Sentence: 'a little girl in a pink top is playing a video game'. Reverse all words of length '1' in the given sentence.


Output: a little girl in a pink top is playing a video game