2. Alternating glasses a. There are 2n glasses standing next to each other in a row, the first n of them filled with a soda drink and the remaining n glasses empty. Make the glasses alternate in a filled-empty-filled-empty pattern in the minimum number of glass moves. [Gar78] b. Solve the same problem if 2n glasses–n with a drink and n empty-are initially in a random order.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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2. Alternating glasses
a. There are 2n glasses standing next to each other in a row, the first n of them
filled with a soda drink and the remaining n glasses empty. Make the glasses
alternate in a filled-empty-filled-empty pattern in the minimum number of
glass moves. [Gar78]
b. Solve the same problem if 2n glasses-n with a drink and n empty-are
initially in a random order.
Transcribed Image Text:2. Alternating glasses a. There are 2n glasses standing next to each other in a row, the first n of them filled with a soda drink and the remaining n glasses empty. Make the glasses alternate in a filled-empty-filled-empty pattern in the minimum number of glass moves. [Gar78] b. Solve the same problem if 2n glasses-n with a drink and n empty-are initially in a random order.
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