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Question

The initial configuration of a queue is a, b, c, d, ('a' is in the front end). To get the configuration d, c, b, a, one needs a minimum of

a.

2 deletions and 3 additions

b.

3 deletion and 2 additions

c.

3 deletions and 3 additions

d.

3 deletions and 4 additions

Answer: (c).3 deletions and 3 additions

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Q. The initial configuration of a queue is a, b, c, d, ('a' is in the front end). To get the configuration d, c, b, a, one needs a minimum of

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