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.

Ex Input:
Sentence: 'a man wearing a vest and tie posing for the camera'. Reverse all words of length '1' in the given sentence.

Ex Output:
a man wearing a vest and tie posing for the camera


Ex Input:
Sentence: 'young skateboarder on paved roadway near grassy slope'. Reverse all words of length '6' in the given sentence.

Ex Output:
young skateboarder on paved roadway near yssarg slope


Ex Input:
Sentence: 'a red pair of scissors on top of an envelope'. Reverse all words of length '2' in the given sentence.

Ex Output:

a red pair fo scissors no top fo na envelope