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 bus is stopped while three people are crossing'. Remove all words of length '1' in the given sentence.

SOLUTION: bus is stopped while three people are crossing

PROBLEM: Sentence: 'a small boy sitting on the grass with a suitcase'. Remove all words of length '4' in the given sentence.

SOLUTION: a small boy sitting on the grass a suitcase

PROBLEM: Sentence: 'a cup of tea sitting on a plate with a doughnut filled with sprinkles'. Remove all words of length '9' in the given sentence.

SOLUTION:
a cup of tea sitting on a plate with a doughnut filled with