摘要： 关于SVM（support vector machine）--支持向量机的一个故事 很久很久以前，有个SVM， 然后，……………………被deep learning 杀死了…………………………………… 完结……撒花 故事的起源： 好吧，关于支持向量机有一个故事 ，故事是这样子的： 在很久以前的情人节， 阅读全文

摘要： <a target=_blank href=http://www.codeforge.cn/point/?recoid=1565262>CodeForge源码分享</a> 阅读全文

摘要： 217. Contains DuplicateGiven an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at... 阅读全文

摘要： 171. Excel Sheet Column NumberRelated to questionExcel Sheet Column TitleGiven a column title as appear in an Excel sheet, return its corresponding co... 阅读全文

摘要： 242. Valid AnagramTotal Accepted:49956Total Submissions:125369Difficulty:EasyGiven two stringssandt, write a function to determine iftis an anagram of... 阅读全文

摘要： 100. Same TreeTotal Accepted:102505Total Submissions:241539Difficulty:EasyGiven two binary trees, write a function to check if they are equal or not.T... 阅读全文

摘要： 226. Invert Binary TreeTotal Accepted:60170Total Submissions:140987Difficulty:EasyInvert a binary tree. 4 / \ 2 7 / \ / \1 3 6 9to ... 阅读全文

摘要： 为了保证在不需要Leetcode的情况下也可以运行，我写了测试用例，希望在线下也可以用：283. Move ZeroesTotal Accepted:44440Total Submissions:103965Difficulty:EasyGiven an arraynums, write a fun... 阅读全文

摘要： 237. Delete Node in a Linked ListTotal Accepted:53467Total Submissions:121930Difficulty:EasyWrite a function to delete a node (except the tail) in a s... 阅读全文

摘要： 104. Maximum Depth of Binary TreeTotal Accepted:111336Total Submissions:238298Difficulty:EasyGiven a binary tree, find its maximum depth.The maximum d... 阅读全文