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 person on some skis in the snow'. Remove all words of length '4' in the given sentence.

Output: a person on in the


Input: Consider Input: Sentence: 'a pile of oranges sitting next to a pile of green apples'. Remove all words of length '6' in the given sentence.

Output: a pile of oranges sitting next to a pile of green


Input: Consider Input: Sentence: 'a white and black sea bird standing in very shallow water'. Remove all words of length '5' in the given sentence.


Output: a and sea bird standing in very shallow