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: 'some people sitting on some benches flowers and buildings'. Reverse all words of length '3' in the given sentence.

Output: some people sitting on some benches flowers dna buildings


Input: Consider Input: Sentence: 'a blie bag is sitting on a desk'. Reverse all words of length '2' in the given sentence.

Output: a blie bag si sitting no a desk


Input: Consider Input: Sentence: 'old fishing boats sit next to each other'. Reverse all words of length '5' in the given sentence.


Output: old fishing staob sit next to each rehto