1.

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» D. 3 deletions and 4 additions


Discussion

No Comment Found