Leetcode 155 Min Stack 小顶堆+栈,优先队列实现难度:0

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Leetcode 155 Min Stack 小顶堆+栈,优先队列实现难度:0

https://leetcode.com/problems/min-stack/ #include <vector> #include <queue> #include <map> #include <iostream> using namespace std; class MinStack { public: vector<int> vec; priority_queue<int,vector<int>,greater<…

leetcode 155. Min Stack 、232. Implement Queue using Stacks 、225. Implement Stack using Queues

155. Min Stack class MinStack { public: /** initialize your data structure here. */ MinStack() { } void push(int x) { if(s1.empty() && s2.empty()){ s1.push(x); s2.push(x); } else{ if(x < s2.top()){ s1.push(x); s2.push(x); } else{ s1.push(x); s2…

LeetCode 155 Min Stack（最小栈）

翻译设计支持push.pop.top和在常量时间内检索最小元素的栈. push(x) -- 推送元素X进栈 pop() -- 移除栈顶元素 top() -- 得到栈顶元素 getMin() -- 检索栈的最小元素原文 Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. push(x) -- Push element x onto stack. pop…

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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() -- Removes the element on top of the stack. top() -- Get the top element. getMin() -- Retrieve the min…

leetcode 155. Min Stack --------- java

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…

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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…