TASK DEFINITION: In this task, you need to remove 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 guy looks at his computer while sitting at his desk'. Remove all words of length '3' in the given sentence.

SOLUTION: a looks at computer while sitting at desk

PROBLEM: Sentence: 'a pile of oranges sitting next to a pile of green apples'. Remove all words of length '6' in the given sentence.

SOLUTION: a pile of oranges sitting next to a pile of green

PROBLEM: Sentence: 'a white plate topped with mostly eaten food'. Remove all words of length '5' in the given sentence.

SOLUTION:
a topped with mostly food