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 number of benches at the beach and a boat in the sea'. Remove all words of length '7' in the given sentence.

Output: a number of at the beach and a boat in the sea


Input: Consider Input: Sentence: 'a large group of people with some tennis rackets'. Remove all words of length '4' in the given sentence.

Output: a large group of people tennis rackets


Input: Consider Input: Sentence: 'a toilet sitting in a bathroom next to a checkered wall'. Remove all words of length '9' in the given sentence.


Output: a toilet sitting in a bathroom next to a wall