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 giraffe is leaning over and eating some leaves'. Remove all words of length '4' in the given sentence.

Ex Output:
a giraffe is leaning and eating leaves


Ex Input:
Sentence: 'a pizza is shown with forks next to it'. Remove all words of length '1' in the given sentence.

Ex Output:
pizza is shown with forks next to it


Ex Input:
Sentence: 'a european army helicopter flying in the sky'. Remove all words of length '8' in the given sentence.

Ex Output:

a army helicopter flying in the sky