原创 Excel Sheet Column Title
Given a positive integer, return its corresponding column title as appear in an Excel sheet. For example: 1 -> A
2020-02-22 20:36:35
原创 Valid Parentheses
Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid
2020-02-22 20:36:35
原创 Valid Sudoku
Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules. The Sudoku board could be partially filled,
2020-02-22 20:36:35
原创 Remove Nth Node From End of List
Given a linked list, remove the nth node from the end of list and return its head. For example, Given linked list:
2020-02-22 20:36:35
原创 Add Binary
Given two binary strings, return their sum (also a binary string). For example, a = "11" b = "1" Return "100". wa了很多
2020-02-22 20:36:35
原创 Implement strStr()
Implement strStr(). Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of h
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原创 Remove Element
Given an array and a value, remove all instances of that value in place and return the new length. The order of elem
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原创 Longest Common Prefix
Longest Common Prefix Total Accepted: 49556 Total Submissions: 192089My Submissions Question Solution Wri
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原创 Reverse Integer
Reverse digits of an integer. Example1: x = 123, return 321Example2: x = -123, return -321 click to show spoilers.
2020-02-22 20:36:35
原创 Merge Two Sorted Lists
Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes o
2020-02-22 20:36:35
原创 Java中的String類常量池詳解
從一個博客上看到的6個題，先看看吧，如果都會了，這部分的知識就掌握的不錯啦！輸出結果在代碼註釋後面： test1： package StringTest;public class test1 {/** * @param ar
2020-02-22 20:36:35
原创 Roman to Integer
Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999. 瞭解規則，進行運
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原创 Climbing Stairs
You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In
2020-02-22 20:36:35
原创 字符串匹配的KMP算法
字符串匹配的KMP算法 作者： 阮一峯 日期： 2013年5月 1日 字符串匹配是計算機的基本任務之一。 舉例來說，有一個字符串"BBC ABCDAB ABCDABCDABDE"，我想知道，裏面是否包含另一個
2020-02-22 20:36:35
原创 艾森哲面試 Accenture
早上8點45到達軟件園24號樓11層，本來時9點開始面試，一直等到9點30，面試官才匆匆來到。通知我們到會議室面試。 面試開始才知道是羣面＋英語面： 開始50分鐘全部用英語 1.自我介紹（兩分鐘，自我評價）： 我覺得重要的是 第一步
2020-02-22 20:36:35