* The front element in the stack `inStack` 's queue */privateintfront;/** Initialize your data structure here. */publicMyQueue2(){ inStack =newStack<>(); outStack =newStack<>(); }/** Push element x to the back of queue. */publicvoidpush(intx){if(inStack.empty()) { front ...
// Return whether the queue is empty. bool empty(void) { return s.empty(); } private: stack<int> s; }; 朱颜辞镜花辞树,敏捷开发靠得住! 分类: leetcode刷题 标签: leetcode 好文要顶 关注我 收藏该文 微信分享 小金乌会发光-Z&M 粉丝- 122 关注- 25 +加关注 0 0 升级成为会员 ...
## LeetCode 232## Impletement Queue using StackclassMyQueue:def__init__(self):self.l1=[]## stack 1 = l1self.l2=[]## stack 2 = l2defpush(self,x:int)->None:## Push x onto queueself.l1.append(x)## The right of the list = the top of the stack = the back of the queuedef...
MyQueue object will be instantiated and called as such:* obj := Constructor();* obj.Push(x);* param_2 := obj.Pop();* param_3 := obj.Peek();* param_4 := obj.Empty();*/ 题目链接: Implement Queue using Stacks : https://leetcode.com/problems/implement-queue-using-stacks/ 用栈...
题目链接:https://leetcode.com/problems/implement-queue-using-stacks/题目: Implement the following operations of a queue using stacks. push(x) -- Push element x to the back of queue. pop() -- Removes the element from in front of queue. ...
参考http://bookshadow.com/weblog/2015/07/07/leetcode-implement-queue-using-stacks/ 使用double stacks method or one stack method popjust remove the current element. peekreturn s the current element list has the pop() method which can return the last element, and the pop(int location) return...
shiftStack();if(!_old.empty())return_old.top();return0; }//Return whether the queue is empty.boolempty(void) {return_old.empty() &&_new.empty(); }private: stack<int>_old, _new; }; 用栈来实现队列[LeetCode] Implement Queue using Stacks,如需转载请自行联系原博主。
Implement the following operations of a queue using stacks. push(x) -- Push element x to the back of queue. pop() -- Removes the element from in front of queue. peek() -- Get the front element. empty() -- Return whether the queue is empty. ...
今天介绍的是LeetCode算法题中Easy级别的第57题(顺位题号是232)。使用栈实现队列的以下操作。 push(x) - 将元素x推送到队列的后面。 pop() - 从队列前面删除元素。 peek() - 获取前面的元素。 empty() - 返回队列是否为空。 例如: MyQueue queue = new MyQueue(); ...
publicQueue(){ stack1=newStack<Integer>(); stack2=newStack<Integer>(); // do initialization if necessary } publicvoidpush(intelement){ stack1.push(element); // write your code here } publicintpop(){ if(!stack2.empty()){ returnstack2.pop(); ...