摘要：
class Queue { constructor() { this.count = 0; this.lowestCount = 0; this.items = {}; } enqueue(element) { this.items[this.count] = element; this.count 阅读全文
摘要：
class Stack { constructor() { this.count = 0; this.items = {}; } push(element) { this.items[this.count] = element; this.count++; } pop() { if (this.is 阅读全文