4N glasses help me please

Jul 30th, 2014
Price: $5 USD

Question description

There are 4n glasses standing next to each other in a row, the first n of them filled with green tea, the second n of them filled with oolong tea, the third n of them filled with boba tea, and the remaining n glasses are empty. Make the glasses alternate in a green tea - oolong tea - boba tea - empty pattern in the minimum number of glass moves.

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(Top Tutor) Prashant S
School: UIUC

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