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 male cow walking down a street with shanties'. Reverse all words of length '7' in the given sentence.

Ex Output:
a male cow gniklaw down a street with shanties


Ex Input:
Sentence: 'a large bird stands on the ledge of a window'. Reverse all words of length '3' in the given sentence.

Ex Output:
a large bird stands on eht ledge of a window


Ex Input:
Sentence: 'a bird flies high in a cloudless sky'. Reverse all words of length '1' in the given sentence.

Ex Output:

a bird flies high in a cloudless sky