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 green city bus driving thru a parking area'. Remove all words of length '4' in the given sentence.

Output: a green bus driving a parking


Input: Consider Input: Sentence: 'a black and whit picture of someone on a skateboard'. Remove all words of length '1' in the given sentence.

Output: black and whit picture of someone on skateboard


Input: Consider Input: Sentence: 'the  varieties of pizzas  are displayed in the shop window on a city street crowded with pedestrians'. Remove all words of length '7' in the given sentence.


Output: the varieties of pizzas are displayed in the shop window on a city street with pedestrians