LeetCode 最小栈

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题目链接:https://leetcode-cn.com/problems/min-stack/ 题目大意略.并且题目中要求的操作都要 O(1) 实现. 分析用 2 个栈,一个普通栈,一个单调栈. 代码如下 class MinStack { public: /** initialize your data structure here. */ stack< int > sk; stack< int > minsk; // 从栈底到栈顶递增的单调栈 MinStack() { }…

[LeetCode] Min Stack 最小栈

Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. push(x) -- Push element x onto stack. pop() -- Removes the element on top of the stack. top() -- Get the top element. getMin() -- Retrieve the minimum e…

LeetCode之Min Stack 实现最小栈

LeetCode相关的网上资源比较多,看到题目一定要自己做一遍,然后去学习参考其他的解法. 链接: https://oj.leetcode.com/problems/min-stack/ 题目描述: Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. push(x) -- Push element x onto stack. pop() -- Remov…

LeetCode初级算法--设计问题02：最小栈

LeetCode初级算法--设计问题02:最小栈搜索微信公众号:'AI-ming3526'或者'计算机视觉这件小事' 获取更多算法.机器学习干货 csdn:https://blog.csdn.net/baidu_31657889/ csdn:https://blog.csdn.net/abcgkj/ github:https://github.com/aimi-cn/AILearners 一.引子这是由LeetCode官方推出的的经典面试题目清单~ 这个模块对应的是探索的初级算法~旨在帮助入…

LeetCode 155：最小栈 Min Stack

LeetCode 155:最小栈 Min Stack 设计一个支持 push,pop,top 操作,并能在常数时间内检索到最小元素的栈. push(x) -- 将元素 x 推入栈中. pop() -- 删除栈顶的元素. top() -- 获取栈顶元素. getMin() -- 检索栈中的最小元素. Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. pu…

[LeetCode] 155. Min Stack 最小栈

Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. push(x) -- Push element x onto stack. pop() -- Removes the element on top of the stack. top() -- Get the top element. getMin() -- Retrieve the minimum e…

LeetCode OJ：Min Stack（最小栈问题）

Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. push(x) -- Push element x onto stack. pop() -- Removes the element on top of the stack. top() -- Get the top element. getMin() -- Retrieve the minimum e…