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Title: GitHub - ecochen/hello-algorithm: 🌍 针对小白的算法训练 | 包括四部分：①.算法基础 ②.力扣图解 ③.大厂面经 ④.CS_汇总 | 附：1、千本开源电子书 2、百张技术思维导图（项目花了上百小时，希望可以点 star 支持，🌹感谢~）

Open Graph Title: GitHub - ecochen/hello-algorithm: 🌍 针对小白的算法训练 | 包括四部分：①.算法基础 ②.力扣图解 ③.大厂面经 ④.CS_汇总 | 附：1、千本开源电子书 2、百张技术思维导图（项目花了上百小时，希望可以点 star 支持，🌹感谢~）

X Title: GitHub - ecochen/hello-algorithm: 🌍 针对小白的算法训练 | 包括四部分：①.算法基础 ②.力扣图解 ③.大厂面经 ④.CS_汇总 | 附：1、千本开源电子书 2、百张技术思维导图（项目花了上百小时，希望可以点 star 支持，🌹感谢~）

Description: 🌍 针对小白的算法训练 | 包括四部分：①.算法基础 ②.力扣图解 ③.大厂面经 ④.CS_汇总 | 附：1、千本开源电子书 2、百张技术思维导图（项目花了上百小时，希望可以点 star 支持，🌹感谢~） - ecochen/hello-algorithm

Open Graph Description: 🌍 针对小白的算法训练 | 包括四部分：①.算法基础 ②.力扣图解 ③.大厂面经 ④.CS_汇总 | 附：1、千本开源电子书 2、百张技术思维导图（项目花了上百小时，希望可以点 star 支持，🌹感谢~） - ecochen/hello-algorithm

X Description: 🌍 针对小白的算法训练 | 包括四部分：①.算法基础 ②.力扣图解 ③.大厂面经 ④.CS_汇总 | 附：1、千本开源电子书 2、百张技术思维导图（项目花了上百小时，希望可以点 star 支持，🌹感谢~） - ecochen/hello-algorithm

Opengraph URL: https://github.com/ecochen/hello-algorithm

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05.加一(66)	http://www.geekxh.com/1.0.%E6%95%B0%E7%BB%84%E7%B3%BB%E5%88%97/006.html
06.两数之和(1)	http://www.geekxh.com/1.0.%E6%95%B0%E7%BB%84%E7%B3%BB%E5%88%97/007.html
07.三数之和(15)	http://www.geekxh.com/1.0.%E6%95%B0%E7%BB%84%E7%B3%BB%E5%88%97/008.html
08.Z字形变换(6)	http://www.geekxh.com/1.0.%E6%95%B0%E7%BB%84%E7%B3%BB%E5%88%97/009.html
01.删除链表倒数第N个节点(19)	http://www.geekxh.com/1.1.%E9%93%BE%E8%A1%A8%E7%B3%BB%E5%88%97/101.html
02.合并两个有序链表(21)	http://www.geekxh.com/1.1.%E9%93%BE%E8%A1%A8%E7%B3%BB%E5%88%97/102.html
03.环形链表(141)	http://www.geekxh.com/1.1.%E9%93%BE%E8%A1%A8%E7%B3%BB%E5%88%97/103.html
04.两数相加(2)	http://www.geekxh.com/1.1.%E9%93%BE%E8%A1%A8%E7%B3%BB%E5%88%97/104.html
01.爬楼梯(70)	http://www.geekxh.com/1.2.%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92%E7%B3%BB%E5%88%97/201.html
02.最大子序和(53)	http://www.geekxh.com/1.2.%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92%E7%B3%BB%E5%88%97/202.html
03.最长上升子序列(300)	http://www.geekxh.com/1.2.%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92%E7%B3%BB%E5%88%97/203.html
04.三角形最小路径和(120)	http://www.geekxh.com/1.2.%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92%E7%B3%BB%E5%88%97/204.html
05.最小路径和(64)	http://www.geekxh.com/1.2.%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92%E7%B3%BB%E5%88%97/205.html
06.打家劫舍(198)	http://www.geekxh.com/1.2.%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92%E7%B3%BB%E5%88%97/206.html
01.反转字符串(344)	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/301.html
02.字符串中的第一个唯一字符(387)	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/302.html
03.实现 Sunday 匹配	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/303.html
04.大数打印	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/304.html
05.验证回文串(125)	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/305.html
06.KMP 精讲	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/306.html
07.旋转字符串(796)	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/307.html
08.最后一个单词的长度(58)	http://www.geekxh.com/1.3.%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%B3%BB%E5%88%97/308.html
01.最大深度与DFS(104)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/401.html
02.层次遍历与BFS(102)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/402.html
03.BST与其验证(98)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/403.html
04.BST 的查找(700)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/404.html
05.BST 的删除(450)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/405.html
06.平衡二叉树(110)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/406.html
07.完全二叉树(222)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/407.html
08.二叉树的剪枝(814)	http://www.geekxh.com/1.4.%E4%BA%8C%E5%8F%89%E6%A0%91%E7%B3%BB%E5%88%97/408.html
01.滑动窗口最大值（239）	http://www.geekxh.com/1.5.%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%B3%BB%E5%88%97/501.html
02.无重复字符的最长子串（3）	http://www.geekxh.com/1.5.%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%B3%BB%E5%88%97/502.html
03.找到字符串中所有字母异位词（438）	http://www.geekxh.com/1.5.%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%B3%BB%E5%88%97/503.html
04.和为s的连续正数序列	http://www.geekxh.com/1.5.%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%B3%BB%E5%88%97/504.html
01.囚徒困境	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/601.html
02.辛普森悖论	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/602.html
03.红眼睛和蓝眼睛	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/603.html
04.海盗分金币	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/604.html
05.智猪博弈	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/605.html
06.生男生女的问题	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/606.html
07.硬币问题	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/607.html
08.画圈圈的问题	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/608.html
09.巧克力问题	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/609.html
10.大鱼和小鱼的问题	http://www.geekxh.com/1.6.%E5%8D%9A%E5%BC%88%E8%AE%BA%E7%B3%BB%E5%88%97/610.html
01.使用位运算求和	http://www.geekxh.com/1.8.%E4%BD%8D%E8%BF%90%E7%AE%97%E7%B3%BB%E5%88%97/801.html
02.2的幂(231)	http://www.geekxh.com/1.8.%E4%BD%8D%E8%BF%90%E7%AE%97%E7%B3%BB%E5%88%97/802.html
03.返回一个数二进制中1的个数	http://www.geekxh.com/1.8.%E4%BD%8D%E8%BF%90%E7%AE%97%E7%B3%BB%E5%88%97/803.html
04.只出现一次的数字	http://www.geekxh.com/1.8.%E4%BD%8D%E8%BF%90%E7%AE%97%E7%B3%BB%E5%88%97/804.html
05.只出现一次的数字Ⅱ	http://www.geekxh.com/1.8.%E4%BD%8D%E8%BF%90%E7%AE%97%E7%B3%BB%E5%88%97/805.html
06.缺失数字(268)	http://www.geekxh.com/1.8.%E4%BD%8D%E8%BF%90%E7%AE%97%E7%B3%BB%E5%88%97/806.html
01.爱吃香蕉的珂珂（875）	http://www.geekxh.com/1.9.%E4%BA%8C%E5%88%86%E6%B3%95%E7%B3%BB%E5%88%97/901.html
02.x的平方根（69）	http://www.geekxh.com/1.9.%E4%BA%8C%E5%88%86%E6%B3%95%E7%B3%BB%E5%88%97/902.html
03.x的平方根（69）	http://www.geekxh.com/1.9.%E4%BA%8C%E5%88%86%E6%B3%95%E7%B3%BB%E5%88%97/903.html
04.旋转排序数组中的最小值Ⅰ（153）	http://www.geekxh.com/1.9.%E4%BA%8C%E5%88%86%E6%B3%95%E7%B3%BB%E5%88%97/904.html
05.旋转排序数组中的最小值Ⅱ(154)	http://www.geekxh.com/1.9.%E4%BA%8C%E5%88%86%E6%B3%95%E7%B3%BB%E5%88%97/905.html
06.供暖器（475）	http://www.geekxh.com/1.9.%E4%BA%8C%E5%88%86%E6%B3%95%E7%B3%BB%E5%88%97/906.html
01.螺旋矩阵(54)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/01.html
02.只有两个键的键盘(650)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/02.html
03.24点游戏(679)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/03.html
04.飞机座位分配概率(1227)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/04.html
05.水分子的产生	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/05.html
06.救生艇(881)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/06.html
07.救生艇(881)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/07.html
08.灯泡开关(319)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/08.html
09.三门问题	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/09.html
10.猜数字游戏(299)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/10.html
11.LRU缓存机制(146)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/11.html
12.最小的k个数	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/12.html
13.不同路径	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/13.html
14.不同路径-障碍物	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/14.html
15.连续n个数的和	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/15.html
16.盛水最多的容器	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/16.html
17.扑克牌中的顺子容器	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/17.html
18.整数拆分(343)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/18.html
19.移动石子到连续(1033)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/19.html
20.Nim游戏(292)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/20.html
21.寻找两个正序数组的中位数(4)	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/21.html
22.第k个最大元素（215）	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/22.html
23.镜面反射（858）	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/23.html
25.整数转罗马数字（12）	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/25.html
26.荷兰国旗问题	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/26.html
27.六九问题	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/27.html
28.有效的数独	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/28.html
29.费米估算	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/29.html
30.分发饼干	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/30.html
31.生命游戏（289）	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/31.html
32.搜索二维矩阵（74）	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/32.html
33.子集（78）	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/33.html
34.面试中的智力题	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/34.html
35.旋转图像（48）	http://www.geekxh.com/1.99.%E5%85%B6%E4%BB%96%E8%A1%A5%E5%85%85%E9%A2%98%E7%9B%AE/51.html
	https://patch-diff.githubusercontent.com/ecochen/hello-algorithm#part_3_大厂面试更新中
系统设计-长文（非常建议读，我自己也看了）	https://github.com/donnemartin/system-design-primer/blob/master/README-zh-Hans.md
后端-社招(两年): 蚂蚁头条 PingCAP	https://github.com/aylei/interview
后端-京东-JAVA	https://www.cnblogs.com/wupeixuan/p/8908524.html#%E4%B8%80%E3%80%81java
后端-百度-高并发抢红包设计	https://github.com/xbox1994/Java-Interview/blob/master/MD/%E7%B3%BB%E7%BB%9F%E8%AE%BE%E8%AE%A1-%E9%AB%98%E5%B9%B6%E5%8F%91%E6%8A%A2%E7%BA%A2%E5%8C%85.md
NLP（机器学习）-百度	https://www.e-learn.cn/topic/95743
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