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.

Q: Sentence: 'a guy looks at his computer while sitting at his desk'. Remove all words of length '3' in the given sentence.

A: a looks at computer while sitting at desk
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Q: Sentence: 'a heard of black cows standing and looking at the camera'. Remove all words of length '2' in the given sentence.

A: a heard black cows standing and looking the camera
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Q: Sentence: 'a girl excited about a cake at her table'. Remove all words of length '3' in the given sentence.

A:
a girl excited about a cake at table
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