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 grey cat with green eyes looking straight ahead'. Reverse all words of length '1' in the given sentence.

Output: a grey cat with green eyes looking straight ahead


Input: Consider Input: Sentence: 'this is people standing in a field with kites'. Reverse all words of length '8' in the given sentence.

Output: this is people gnidnats in a field with kites


Input: Consider Input: Sentence: 'a lone bird is in the middle of the lake'. Reverse all words of length '4' in the given sentence.


Output: a enol drib is in the middle of the ekal