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: 'traffic lights on a street on a building in the street'. Remove all words of length '1' in the given sentence.

Output: traffic lights on street on building in the street


Input: Consider Input: Sentence: 'two young men are playing a game on the wii'. Remove all words of length '4' in the given sentence.

Output: two young men are playing a on the wii


Input: Consider Input: Sentence: 'rusted old stop sign sitting on the corner of a old road'. Remove all words of length '2' in the given sentence.


Output: rusted old stop sign sitting the corner a old road