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: 'two giraffes with beautiful markings are shown from behind'. Reverse all words of length '8' in the given sentence.

Ex Output:
two seffarig with beautiful sgnikram are shown from behind


Ex Input:
Sentence: 'yachts are all tied up in a marina dock'. Reverse all words of length '3' in the given sentence.

Ex Output:
yachts era lla tied up in a marina dock


Ex Input:
Sentence: 'a man crosscountry skis through snow next to a hill'. Reverse all words of length '2' in the given sentence.

Ex Output:

a man crosscountry skis through snow next ot a hill