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.

Input: Consider Input: Sentence: 'a man is riding a skateboard at a skateboard park'. Reverse all words of length '1' in the given sentence.

Output: a man is riding a skateboard at a skateboard park


Input: Consider Input: Sentence: 'an orange and white bus driving down a city street'. Reverse all words of length '1' in the given sentence.

Output: an orange and white bus driving down a city street


Input: Consider Input: Sentence: 'a man is riding a skateboard on a street'. Reverse all words of length '3' in the given sentence.


Output: a nam is riding a skateboard on a street