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 fastening the top of his dark tie'. Remove all words of length '3' in the given sentence.

Ex Output:
a fastening of dark


Ex Input:
Sentence: 'a group of people are working on a farm'. Remove all words of length '5' in the given sentence.

Ex Output:
a of people are working on a farm


Ex Input:
Sentence: 'a couple of giraffe stand next to each other'. Remove all words of length '1' in the given sentence.

Ex Output:

couple of giraffe stand next to each other