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 person on a surfboard riding a wave in the water'. Reverse all words of length '5' in the given sentence.

Ex Output:
a person on a surfboard riding a wave in the retaw


Ex Input:
Sentence: 'a fire hydrant at a city intersection near tall buildings'. Reverse all words of length '2' in the given sentence.

Ex Output:
a fire hydrant ta a city intersection near tall buildings


Ex Input:
Sentence: 'one zebra stands still while another one lays down in a pen'. Reverse all words of length '4' in the given sentence.

Ex Output:

one zebra stands still while another one syal nwod in a pen