5.) Priority Queue (basic)
Write a program to clear all element from priority queue.
import java.util.PriorityQueue;
public class ClearPriorityQueue {
public static void main(String[] args) {
PriorityQueue<Integer> queue = new PriorityQueue<Integer>();
queue.add(5);
queue.add(1);
queue.add(10);
queue.add(2);
System.out.println("Elements in queue: " + queue);
queue.clear();
System.out.println("Elements after clearing queue: " + queue);
}
}
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