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: 'two men are playing a wii boxing game'. Reverse all words of length '4' in the given sentence.

Ex Output:
two men are playing a wii boxing emag


Ex Input:
Sentence: 'a room with a green rug and a daybed'. Reverse all words of length '1' in the given sentence.

Ex Output:
a room with a green rug and a daybed


Ex Input:
Sentence: 'a leaps straight up into the air with a flying frisbee in front of him'. Reverse all words of length '8' in the given sentence.

Ex Output:

a leaps thgiarts up into the air with a flying frisbee in front of him