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 pinto horse walking in a coral with two people'. Reverse all words of length '2' in the given sentence.

Ex Output:
a pinto horse walking ni a coral with two people


Ex Input:
Sentence: 'two small children and childrens books on a blue carpeted floor'. Reverse all words of length '1' in the given sentence.

Ex Output:
two small children and childrens books on a blue carpeted floor


Ex Input:
Sentence: 'a group of people holding umbrellas outside by a car'. Reverse all words of length '3' in the given sentence.

Ex Output:

a group of people holding umbrellas outside by a rac