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: 'an openair tour bus driving in a city'. Reverse all words of length '7' in the given sentence.

SOLUTION: an rianepo tour bus gnivird in a city

PROBLEM: Sentence: 'a cat with a santa hat standing on a rug'. Reverse all words of length '8' in the given sentence.

SOLUTION: a cat with a santa hat gnidnats on a rug

PROBLEM: Sentence: 'a person is windsurfing near several waves on a hazy day'. Reverse all words of length '2' in the given sentence.

SOLUTION:
a person si windsurfing near several waves no a hazy day