原題地址:https://oj.leetcode.com/problems/min-stack/ 解題思路:開辟兩個棧,一個棧是普通的棧,一個棧用來維護最小值的隊列。 代碼: ...
Min Stack My Submissions Question Solution 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 o ...
2014-11-18 21:25 0 3473 推薦指數:
原題地址:https://oj.leetcode.com/problems/min-stack/ 解題思路:開辟兩個棧,一個棧是普通的棧,一個棧用來維護最小值的隊列。 代碼: ...
就是用另外一個單調stack來記錄最小值就可以了,這個隊列單調遞減。 ...
Subsets Given a set of distinct integers, S, return all possible subsets. Note: Elements in a ...
最近在准備找工作的算法題,刷刷LeetCode,以下是我的解題報告索引,每一題幾乎都有詳細的說明,供各位碼農參考。根據我自己做的進度持續更新中...... 本文地址 LeetCode:Reverse Words ...
Min Stack Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. push(x) -- Push element x onto ...
LeetCode 1 Two Sum 解題報告 偶然間聽見leetcode這個平台,這里面題量也不是很多200多題,打算平時有空在研究生期間就刷完,跟跟多的練習算法的人進行交流思想,一定的ACM算法積累可以對以后在對算法中優化帶來好處。Ok,今天是我做的第一題Add Two Sum。 題目要求 ...
Word SearchGiven a 2D board and a word, find if the word exists in the grid.The word can be construc ...
Permutations II Given a collection of numbers that might contain duplicates, return all possible un ...