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 group of people eating a cake on a table'. Reverse all words of length '6' in the given sentence.

Ex Output:
a group of elpoep gnitae a cake on a table


Ex Input:
Sentence: 'three house cats look outside from a window'. Reverse all words of length '1' in the given sentence.

Ex Output:
three house cats look outside from a window


Ex Input:
Sentence: 'bicycles parked at a marina of motor boats'. Reverse all words of length '5' in the given sentence.

Ex Output:

bicycles parked at a marina of rotom staob