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 getting some food in an army uniform'. Remove all words of length '4' in the given sentence.

Ex Output:
a man getting in an uniform


Ex Input:
Sentence: 'a man walking down a street while talking on a cell phone'. Remove all words of length '3' in the given sentence.

Ex Output:
a walking down a street while talking on a cell phone


Ex Input:
Sentence: 'a double decker bus outside a large gathering area'. Remove all words of length '7' in the given sentence.

Ex Output:

a double decker bus a large gathering area