原创 [C++日常小題] 計算二叉查找樹的高度
Description 給定一個二叉查找樹，要求計算其高度，每個二叉查找樹將給出先序與中序的遍歷。 例如：一個二叉查找樹其先序遍歷爲：16, 10, 4, 15, 23 ; 中序遍歷爲 4, 10, 15, 16, 23，則其高度
2020-07-05 22:40:49
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原创 [LeetCode] 442. Find All Duplicates in an Array
題目鏈接: https://leetcode.com/problems/find-all-duplicates-in-an-array/description/ Description Given an array of in
2020-02-21 15:22:47
原创 [LeetCode] 135. Candy
題目鏈接: https://leetcode.com/problems/candy/description/ Description There are N children standing in a line. Each
2020-02-21 15:22:47
原创 [Web] 簡易Markdown可預覽編輯器 —— Codemirror+Marked+Prism
代碼很簡單，都是在用別人寫好的東西，覺得這個還是有點用，所以簡單記錄一下。 在線預覽: http://118.89.16.142:8000/csdndemo/markdown 插件 文本編輯: Codemirror Mark
2020-02-21 15:22:47
原创 [LeetCode] 650. 2 Keys Keyboard
題目鏈接: https://leetcode.com/problems/2-keys-keyboard/description/ Description Initially on a notepad only one char
2020-02-21 15:22:47
原创 [LeetCode] 4. Median of Two Sorted Arrays
題目鏈接: https://leetcode.com/problems/median-of-two-sorted-arrays/description/ Description There are two sorted arr
2020-02-21 15:22:47
原创 [LeetCode] 673. Number of Longest Increasing Subsequence
題目鏈接: https://leetcode.com/problems/number-of-longest-increasing-subsequence/description/ Description Given an un
2020-02-21 15:22:47
原创 [LeetCode] 547. Friend Circles
題目鏈接: https://leetcode.com/problems/friend-circles/description/ Description There are N students in a class. Some
2020-02-21 15:22:47
原创 [NodeJs] Express + Mongodb + Materialize 搭建多人博客
一個用 Express、MongoDB、Materialize 搭建的小型多人博客。 由於本人也只是基本學了下這些框架，第一次寫個小型博客來練練手，基本功能已經實現，還有些其他功能未完全實現，會持續更新。 另外，可能還有些小細節
2020-02-21 15:22:47
原创 [C++] MD5加密算法原理及實現
參考文獻： 1. RFC1321 - R. Rivest 2. 中山大學 蔡國揚 老師的 Web安全課件 算法概述 MD5 使用 little-endian，輸入任意不定長度信息，以 512 位長進行分組,生成四
2020-02-21 15:22:47
原创 [LeetCode] 32. Longest Valid Parentheses
題目鏈接: https://leetcode.com/problems/longest-valid-parentheses/description/ Description Given a string containing
2020-02-21 15:22:47
1
原创 [LeetCode] 556. Next Greater Element III
題目鏈接: https://leetcode.com/problems/next-greater-element-iii/description/ Description Given a positive 32-bit int
2020-02-21 15:22:47
原创 [LeetCode] 78. Subsets
題目鏈接: https://leetcode.com/problems/subsets/ Description Given a set of distinct integers, nums, return all possi
2020-02-21 15:22:47
原创 [LeetCode] 145. Binary Tree Postorder Traversal
題目鏈接: https://leetcode.com/problems/binary-tree-postorder-traversal/description/ Description Given a binary tree,
2020-02-21 15:22:47
原创 [LeetCode] 134. Gas Station
題目鏈接: https://leetcode.com/problems/gas-station/description/ Description There are N gas stations along a circula
2020-02-21 15:22:47