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 road decorated for christmas and trees without leaves'. Reverse all words of length '1' in the given sentence.

Output: a road decorated for christmas and trees without leaves


Input: Consider Input: Sentence: 'two men are playing a wii boxing game'. Reverse all words of length '4' in the given sentence.

Output: two men are playing a wii boxing emag


Input: Consider Input: Sentence: 'a train on train tracks near trees and gravel'. Reverse all words of length '6' in the given sentence.


Output: a train on train skcart near trees and levarg