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 skateboarder riding down a rail during the day'. Reverse all words of length '3' in the given sentence.

SOLUTION: a skateboarder riding down a rail during eht yad

PROBLEM: Sentence: 'a group of motorcycles parked in front of a truck'. Reverse all words of length '11' in the given sentence.

SOLUTION: a group of selcycrotom parked in front of a truck

PROBLEM: Sentence: 'a city bus has its running lights on at dusk'. Reverse all words of length '3' in the given sentence.

SOLUTION:
a city sub sah sti running lights on at dusk

