HackerRankPractice

HackerRankPractice

HackerRank算法练习：

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目录格式：

0. 原问题链接
1. 问题概要
2. 思路、步骤
3. 代码

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解决插件CodeRunner中文乱码：

1. File - Preferences - Settings

2. 代码块里添加如下配置

    {
       "code-runner.executorMap": {
          "java": "cd $dir && javac -encoding utf-8 $fileName && java $fileNameWithoutExt"
            },
      "code-runner.runInTerminal": false,
    }
   

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Easy

#	Title	Tag
1	Simple Array Sum	Array, Hash Table
2	Compare the Triplets	Math
3	A Very Big Sum	Math
4	Diagnal Difference	Math, String
5	Plus Minus	String
6	Staircase	Stack, String
7	Mini-Max Sum	Linked List
8	Birthday Cake Candles	Array, Two Pointers
9	Time Conversion	Array, Two Pointers
28	Grading Students	Two Pointers, String
10	Apple and Orange	String
11	Kangaroo	String
12	Between Two Sets	Array, Divide and Conquer,
13	Breaking the Records	Array, Divide and Conquer,
14	Birthday Chocolate	Array, Divide and Conquer,
15	Divisible Sum Pairs	Array, Divide and Conquer,
16	Migratory Birds	Array, Divide and Conquer,
17	Day of the Programmer	Array, Divide and Conquer,
18	Bon Appétit	Array, Divide and Conquer,
19	Sock Merchant	Array, Divide and Conquer,
20	Drawing Book	Array, Divide and Conquer,
21	Counting Valleys	Array, Divide and Conquer,
22	Electronics Shop	Array, Divide and Conquer,
23	Cats and a Mouse	Array, Divide and Conquer,
24	Picking Numbers	Array, Divide and Conquer,
25	Electronics the Hurdle Race	Array, Divide and Conquer,
26	Designer PDF Viewer	Array, Divide and Conquer,
27	Utopian Tree	Array, Divide and Conquer,
28	Angrey Professor	Array, Divide and Conquer,
29	Beautiful Days at the Movies	Array, Divide and Conquer,
30	Viral Advertising	Array, Divide and Conquer,
31	Save the Prisoner	Array, Divide and Conquer,
32	circularArrayRotation	Array, Divide and Conquer,
33	template	Array, Divide and Conquer,
34	template	Array, Divide and Conquer,
35	template	Array, Divide and Conquer,
36	template	Array, Divide and Conquer,

Medium

#	Title	Tag
1	Forming a Magic Square	Array, Hash Table
2	Climbing the Leaderboard	Math
3	template	Math

Hard

#	Title	Tag
1	template	Array, Hash Table
2	template	Math

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环境：
Version: 1.46.1 (system setup) Commit: cd9ea6488829f560dc949a8b2fb789f3cdc05f5d Date: 2020-06-17T21:13:20.174Z Electron: 7.3.1 Chrome: 78.0.3904.130 Node.js: 12.8.1 V8: 7.8.279.23-electron.0 OS: Windows_NT x64 10.0.18363

//understander later

1. formingMagicSquare