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 large bird stands on the ledge of a window'. Reverse all words of length '3' in the given sentence.

Ex Output:
a large bird stands on eht ledge of a window


Ex Input:
Sentence: 'an image of a group of people sitting in the snow'. Reverse all words of length '6' in the given sentence.

Ex Output:
an image of a group of elpoep sitting in the snow


Ex Input:
Sentence: 'a young man running to make a catch in a park'. Reverse all words of length '7' in the given sentence.

Ex Output:

a young man gninnur to make a catch in a park