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Results tagged with stack
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user 139925
A LIFO (Last In, First Out) data structure.
36
votes
6
answers
14k
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What's the point of implementing a Stack using two queues?
I have the following homework question:
Implement the stack methods push(x) and pop() using two queues. … public T pop() {
if (q1.isEmpty()) {
throw new RuntimeException(
"Can't pop from an empty stack!") …
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