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.

Input: Consider Input: Sentence: 'a young man getting ready to serve a tennis ball to his opponent'. Remove all words of length '7' in the given sentence.

Output: a young man ready to serve a tennis ball to his opponent


Input: Consider Input: Sentence: 'a crowd of people with kites flying overhead'. Remove all words of length '4' in the given sentence.

Output: a crowd of people kites flying overhead


Input: Consider Input: Sentence: 'the young man is sitting on the bench alone'. Remove all words of length '3' in the given sentence.


Output: young is sitting on bench alone