Java使用Deque实现堆栈的方法
发布时间:2020-12-14 17:42:07 所属栏目:Java 来源:网络整理
导读:本篇章节讲解Java使用Deque实现堆栈的方法。供大家参考研究。具体如下: import java.util.ArrayDeque;import java.util.Deque;public class IntegerStack { private DequeInteger data = new ArrayDequeInteger(); public void push(Integer elemen
本篇章节讲解Java使用Deque实现堆栈的方法。分享给大家供大家参考。具体如下: import java.util.ArrayDeque; import java.util.Deque; public class IntegerStack { private Deque<Integer> data = new ArrayDeque<Integer>(); public void push(Integer element) { data.addFirst(element); } public Integer pop() { return data.removeFirst(); } public Integer peek() { return data.peekFirst(); } public String toString() { return data.toString(); } public static void main(String[] args) { IntegerStack stack = new IntegerStack(); for (int i = 0; i < 5; i++) { stack.push(i); } System.out.println("After pushing 5 elements: " + stack); int m = stack.pop(); System.out.println("Popped element = " + m); System.out.println("After popping 1 element : " + stack); int n = stack.peek(); System.out.println("Peeked element = " + n); System.out.println("After peeking 1 element : " + stack); } } /* 输出 After pushing 5 elements: [4,3,2,1,0] Popped element = 4 After popping 1 element : [3,0] Peeked element = 3 After peeking 1 element : [3,0] */ 希望本文所述对大家的java程序设计有所帮助。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |