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: 'two small children and childrens books on a blue carpeted floor'. Reverse all words of length '1' in the given sentence.

Output: two small children and childrens books on a blue carpeted floor


Input: Consider Input: Sentence: 'an oldfashioned safe and roll top desk in a green room'. Reverse all words of length '3' in the given sentence.

Output: an oldfashioned safe dna roll pot desk in a green room


Input: Consider Input: Sentence: 'some fire trucks turning  into a parking lot on a toy set'. Reverse all words of length '6' in the given sentence.


Output: some fire skcurt turning into a parking lot on a toy set