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 wall decorated with fans and other art work'. Reverse all words of length '1' in the given sentence.

Ex Output:
a wall decorated with fans and other art work


Ex Input:
Sentence: 'a man sitting at a table and looking past the microphone'. Reverse all words of length '4' in the given sentence.

Ex Output:
a man sitting at a table and looking tsap the microphone


Ex Input:
Sentence: 'a group of skiers on a snow covered mountain'. Reverse all words of length '7' in the given sentence.

Ex Output:

a group of skiers on a snow derevoc mountain