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 standing next to a parked car under a street sign'. Reverse all words of length '6' in the given sentence.

Ex Output:
a man standing next to a dekrap car under a teerts sign


Ex Input:
Sentence: 'there is a group of people standing on the beach'. Reverse all words of length '8' in the given sentence.

Ex Output:
there is a group of people gnidnats on the beach


Ex Input:
Sentence: 'a man with a cloth bending over a toilet'. Reverse all words of length '1' in the given sentence.

Ex Output:

a man with a cloth bending over a toilet