java-simple-program/priorityqueue.java at main · zrylzfra/java-simple-program · GitHub

21 lines (16 loc) · 542 Bytes

import java.util.*;

public class priorityqueue {

public static void main(String[] args) {

PriorityQueue<String> q = new PriorityQueue<String>();

q.offer("first");

q.offer("second");

q.offer("third");

System.out.printf("%s ", q);

System.out.println();

System.out.printf("%s ", q.peek());

q.poll();

System.out.printf("%s ", q.poll());

}

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