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.

Ex Input:
Sentence: 'a man stands in front of one of three toilets'. Remove all words of length '1' in the given sentence.

Ex Output:
man stands in front of one of three toilets


Ex Input:
Sentence: 'tourists sit at a park while watching others in canoes'. Remove all words of length '8' in the given sentence.

Ex Output:
sit at a park while others in canoes


Ex Input:
Sentence: 'a green trash can sitting next to a tall building'. Remove all words of length '4' in the given sentence.

Ex Output:

a green trash can sitting to a building