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 wooden bench sits on top of a grass hill'. Reverse all words of length '2' in the given sentence.

Output: a wooden bench sits no top fo a grass hill


Input: Consider Input: Sentence: 'a knife sits next to a carrot on a cutting board'. Reverse all words of length '7' in the given sentence.

Output: a knife sits next to a carrot on a gnittuc board


Input: Consider Input: Sentence: 'bead chain with various styled beads laying on a laptop'. Reverse all words of length '4' in the given sentence.


Output: daeb chain htiw various styled beads laying on a laptop