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import java.util.PriorityQueue; public class PriorityQueuePeekExample2 { public static void main(String[] args) { PriorityQueue
Pqueue = new PriorityQueue
(); Pqueue.add("Reema"); Pqueue.add("Rahul"); Pqueue.add("Rita"); Pqueue.add("Ramesh"); Pqueue.clear(); String val = Pqueue.peek(); System.out.println("Head of queue is: "+val); } }
Output