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 european army helicopter flying in the sky'. Remove all words of length '8' in the given sentence.

Output: a army helicopter flying in the sky


Input: Consider Input: Sentence: 'several glasses of wine are seen on this table'. Remove all words of length '4' in the given sentence.

Output: several glasses of are on table


Input: Consider Input: Sentence: 'a large black bear sticking its tongue out'. Remove all words of length '3' in the given sentence.


Output: a large black bear sticking tongue