Trace the following fragment for a Stack s and an empty queue q (type Queue). Stacks First Second Third Queue a String item; while (!s.empty()) { item = s.pop(); q.offer (item); } q.offer (" hi"); } while (!q.isEmpty()) { item = q.remove() s.push (item); s.push (" there");
Trace the following fragment for a Stack s and an empty queue q (type Queue). Stacks First Second Third Queue a String item; while (!s.empty()) { item = s.pop(); q.offer (item); } q.offer (" hi"); } while (!q.isEmpty()) { item = q.remove() s.push (item); s.push (" there");
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
![Trace the following fragment for a Stack<String> s and an empty queue q (type
Queue<String>).
Stack s
First
Second
Third
Queue a
String item;
while (!s.empty()) {
item = s.pop();
q.offer (item);
q.offer (" hi"); }
while (!q.isEmpty()) {
item = q.remove()
s.push (item);
s.push (" there");
}](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc6329311-1a44-4096-a866-616b7050075e%2F3304a563-7bd0-4386-956f-a15a010edb03%2F6lj44y_processed.png&w=3840&q=75)
Transcribed Image Text:Trace the following fragment for a Stack<String> s and an empty queue q (type
Queue<String>).
Stack s
First
Second
Third
Queue a
String item;
while (!s.empty()) {
item = s.pop();
q.offer (item);
q.offer (" hi"); }
while (!q.isEmpty()) {
item = q.remove()
s.push (item);
s.push (" there");
}
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