TASK DEFINITION: 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.
PROBLEM: Sentence: 'a lone man smiles brightly in front of his computer'. Reverse all words of length '1' in the given sentence.

SOLUTION: a lone man smiles brightly in front of his computer

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

SOLUTION: competitor preparing to nruter yellov gnirud major sinnet tournament

PROBLEM: Sentence: 'close up of a brown banana roasting on a grill'. Reverse all words of length '5' in the given sentence.

SOLUTION:
esolc up of a nworb banana roasting on a llirg