1.

An item that is read as input can be either pushed to a stack and later popped and printed, or printed directly. Which of the following will be the output if the input is the sequence of items 1, 2, 3, 4, 5 ?

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


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