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 large commuter bus stops at a bus stop'. Reverse all words of length '2' in the given sentence.

Ex Output:
a large commuter bus stops ta a bus stop


Ex Input:
Sentence: 'competitor preparing to return volley during major tennis tournament'. Reverse all words of length '6' in the given sentence.

Ex Output:
competitor preparing to nruter yellov gnirud major sinnet tournament


Ex Input:
Sentence: 'a black and white photo of sheep grazing near an old fashioned car'. Reverse all words of length '9' in the given sentence.

Ex Output:

a black and white photo of sheep grazing near an old denoihsaf car