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 giraffes standing next to a fence trying to reach the grass'. Reverse all words of length '6' in the given sentence.

Output: two giraffes standing next to a fence gniyrt to reach the grass


Input: Consider Input: Sentence: 'a bathroom with two doors and both of them are ajar'. Reverse all words of length '4' in the given sentence.

Output: a bathroom htiw two doors and htob of meht are raja


Input: Consider Input: Sentence: 'three people sitting at a picnic table next to a food vendor'. Reverse all words of length '6' in the given sentence.


Output: three elpoep sitting at a cincip table next to a food rodnev