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 man in a suit has a phone up to his face'. Reverse all words of length '1' in the given sentence.

SOLUTION: a man in a suit has a phone up to his face

PROBLEM: Sentence: 'a man and a woman wearing all black are sitting next to each other on a bench'. Reverse all words of length '4' in the given sentence.

SOLUTION: a man and a woman wearing all black are sitting txen to hcae other on a bench

PROBLEM: Sentence: 'a big roman numeral clock at the top of a building'. Reverse all words of length '8' in the given sentence.

SOLUTION:
a big roman numeral clock at the top of a gnidliub