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64 lines (56 loc) · 1.82 KB
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package advanced;
import com.sun.jmx.remote.internal.ArrayQueue;
import java.util.*;
public class StackAndQueueLesson {
public static void main(String[] args) {
Stack<String> stack = new Stack();
stack.push("one");
stack.push("two");
System.out.println(stack.peek());
System.out.println(stack.peek());
System.out.println(stack.pop());
System.out.println(stack.pop());
System.out.println("----------------");
Queue<String> queue = new PriorityQueue<>();
queue.add("one");
queue.offer("two");
queue.offer("three");
queue.offer("four");
queue.remove("two");
queue.remove("two");
queue.remove();
for(String s : queue) {
System.out.println(s);
}
System.out.println("---------");
System.out.println(queue.peek());
System.out.println(queue.element());
System.out.println(queue.poll());
System.out.println(queue.poll());
System.out.println("-------");
ArrayQueue<String> arrayQueue = new ArrayQueue<>(10);
arrayQueue.add("One");
arrayQueue.add("Two");
boolean b = arrayQueue.remove("One");
arrayQueue.get(0);
ArrayDeque<String> arrayDeque = new ArrayDeque<>(10);
LinkedList<String> linkedList = new LinkedList<>();
arrayDeque.add("one");
arrayDeque.offer("two");
arrayDeque.push("three");
arrayDeque.addFirst("zero");
arrayDeque.addLast("four");
for(String s : arrayDeque) {
System.out.println(s);
}
//remove
arrayDeque.remove();
arrayDeque.pop();
///get
arrayDeque.element();
arrayDeque.peek();
arrayDeque.getFirst();
//get and remove
arrayDeque.poll();
}
}