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What is the output of the following? * void main() { Stack S; Queue Q; int x; // Assume S is initially empty // Assume
What is the output of the following? * void main() \{ Stack S; Queue Q; int x; // Assume S is initially empty // Assume Q has the sequence 1,5,2,4,7 while (! Q. isEmpty()) \{ Q. dequeue (x); S. push (x); \} while (IS.isEmpty()) \{1 S. pop (x); Q. enqueue (x); \} While (!Q.isEmpty()) \{ Q. dequeue (x); cout x; \} \} 12457 75421 15247 74251
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