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 on skis is under an empty ski lift'. Reverse all words of length '1' in the given sentence.

Output: a man on skis is under an empty ski lift


Input: Consider Input: Sentence: 'a bicycle parked on a bridge next to a marina'. Reverse all words of length '4' in the given sentence.

Output: a bicycle parked on a bridge txen to a marina


Input: Consider Input: Sentence: 'a group of people are sitting together at a table'. Reverse all words of length '7' in the given sentence.


Output: a group of people are gnittis together at a table