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 and a woman wearing all black are sitting next to each other on a bench'. Reverse all words of length '4' in the given sentence.

Output: a man and a woman wearing all black are sitting txen to hcae other on a bench


Input: Consider Input: Sentence: 'the skier is doing a flip high in the air near gondala wires'. Reverse all words of length '3' in the given sentence.

Output: eht skier is doing a flip high in eht ria near gondala wires


Input: Consider Input: Sentence: 'a person is feeding a small bird out of his car window'. Reverse all words of length '6' in the given sentence.


Output: a nosrep is feeding a small bird out of his car wodniw