摘要：
class MyQueue { private Stack stackPush; private Stack stackPop; /** Initialize your data structure here. */ public MyQueue() { this.stackPush=new Stack(); this.stack... 阅读全文
摘要：
class MinStack { private Stack stackData; private Stack stackMin; /** initialize your data structure here. */ public MinStack() { this.stackData=new Stack(); thi... 阅读全文