1.

Which of the following permutations can be obtained in the output using a stack of size 3 elements assuming that input, sequence is 1, 2, 3, 4, 5?

A. 3, 2, 1, 5, 4
B. 5, 4, 3, 2, 1
C. 3, 4, 5, 2, 1
D. 3, 4, 5, 1, 2
Answer» D. 3, 4, 5, 1, 2


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