hands-on-programming-exercise

PART1: leetcode-cn探索实现 [link]

1. Data structures

1.1 Arrays and strings

• 2019/11/15:
  066(easy), 724(easy), 747(easy)
• 2019/11/16:
  054(medium), 118(easy), 498(medium)
• 2019/11/17:
  014(easy), 028(easy), 067(easy)

• To Be Supplemented: KMP
• 最长公共前缀：Trie实现

• 2019/11/18:
  027(easy), 167(easy), 344(easy), 485(easy), 561(easy)
• 2019/11/19:
  209(medium)
• 2019/11/22:
  26(easy), 119(easy), 151(medium), 189(easy), 283(easy), 557(easy)

1.2 Queues and stacks

• 2019/11/22:
  346(easy), 622(medium)
• 2019/11/23:
  200(medium), 286(medium)
• 2019/11/25:
  279：完全平方数 (medium)
  752：打开转盘锁 (medium)
  
• 2019/11/25:
  20(easy), 150(medium), 155(easy), 739(medium)

• TODO: 739 official解法, 将中序表达式转换为逆波兰表达式

• 2019/11/26:
  200：岛屿数量 (medium)
  

• 2020/01/10:
  133：克隆图 (medium)
  494：目标和 (medium)
  394：字符串解码 (medium)
  733：图像渲染 (easy)
  542：01矩阵 (medium)
  841：钥匙和房间 (medium)
  

2. Special Topics

2.1 Machine learning 101

• material

3. Interview Questions

PART2: HOT 100 [link]

• 2019/12/23:
  001(easy), 002(medium), 003(medium)
• 2019/12/24:
  005(medium), 011(medium), 015(medium), 017(medium), 019(medium)
  
• 2019/12/25:
  020(easy), 021(easy), 022(medium), 023(hard), 031(medium), 032(hard)
• 2019/12/26:
  033(medium), 034(medium), 035(medium)
• 2019/12/27:
  042(hard), 046(medium), 048(medium), 049(medium), 053(easy)

• TODO: 补充053题(分治法)实现

• 2019/12/30: 055(medium), 056(medium), 062(medium)
• 2019/12/31:
  064(medium), 070(easy), 072(hard), 075(medium), 076(hard), 078(medium), 079(medium), 084(hard)

• TODO: 补充 042.接雨水 & 084.柱状图中最大的矩形 （单调栈）实现

• 2020/01/01: Happy new year! 🧨
  094(medium), 096(medium), 098(medium), 101(easy), 102(medium), 104(easy), 105(medium)

• 2020/01/02:
  114(medium), 121(easy), 136(easy), 141(easy)

• 2020/01/03:
  124(hard), 128(hard), 139(medium), 142(medium), 146(medium), 148(medium), 152(medium), 160(easy), 169(easy), 198(easy)

• 2020/01/17:
  647：回文子串 (medium)
  621：任务调度器 (medium)
  617：合并二叉树 (easy)
  581：最短无序连续子数组 (easy)