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: 'three clocks on a wall telling different times on it'. Reverse all words of length '1' in the given sentence.

SOLUTION: three clocks on a wall telling different times on it

PROBLEM: Sentence: 'a woman sitting at an outside patio table under a blue umbrella eating food'. Reverse all words of length '7' in the given sentence.

SOLUTION: a woman gnittis at an edistuo patio table under a blue umbrella eating food

PROBLEM: Sentence: 'a two tone brown bear is sitting on a blue couch'. Reverse all words of length '4' in the given sentence.

SOLUTION:
a two enot brown raeb is sitting on a eulb couch