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: 'small blue and red bird standing on rear of zebra'. Reverse all words of length '8' in the given sentence.

Ex Output:
small blue and red bird gnidnats on rear of zebra


Ex Input:
Sentence: 'a decorative umbrella and various other items on display'. Reverse all words of length '5' in the given sentence.

Ex Output:
a decorative umbrella and various rehto smeti on display


Ex Input:
Sentence: 'the man is holding a banana beside the fence'. Reverse all words of length '7' in the given sentence.

Ex Output:

the man is gnidloh a banana beside the fence