• 1. 项目说明
• 2. 题目列表
• 3. 数据结构分类
  • 3.1 数组与矩阵
  • 3.2 链表
  • 3.3 字符串
  • 3.4 栈和队列
  • 3.5 树
  • 3.6 图
  • 3.7 位运算
  • 3.8 哈希表
• 4. 解法分类
  • 4.1 双指针
  • 4.2 排序
  • 4.3 二分查找
  • 4.4 贪心算法
  • 4.5 分治
  • 4.6 搜索
  • 4.7 动态规划
  • 4.8 数学

1. 项目说明

C++代码工程使用 CMake 创建并测试。

测试依赖：

• Catch2

2. 题目列表

#	Title	Solution	Difficulty	Note
0001	Two Sum	C++	Easy	note
0007	Reverse Integer	C++	Easy
0008	String to Integer	C++	Medium
0019	Remove Nth Node From End of List	C++	Medium
0026	Remove Duplicates from Sorted Array	C++	Easy
0036	Valid Sudoku	C++	Medium
0048	Rotate Image	C++	Medium
0062	Unique Paths	C++	Medium
0066	Plus One	C++	Easy
0094	Binary Tree Inorder Traversal	C++	Medium
0101	Symmetric Tree	C++	Easy
0102	Binary Tree Level Order Traversal	C++	Medium
0104	Maximum Depth of Binary Tree	C++	Easy
0105	Construct Binary Tree from Preorder and Inorder Traversal	C++	Medium
0106	Construct Binary Tree from Inorder and Postorder Traversal	C++	Medium
0112	Path Sum	C++	Easy
0116	Populating Next Right Pointers in Each Node	C++	Medium
0122	Best Time to Buy and Sell Stock II	C++	Easy
0125	Valid Palindrome	C++	Easy
0136	Single Number	C++	Easy
0141	Linked List Cycle	C++	Easy
0142	Linked List Cycle II	C++	Medium
0144	Binary Tree Preorder Traversal	C++	Medium
0145	Binary Tree Postorder Traversal	C++	Hard
0160	Intersection of Two Linked Lists	C++	Easy
0167				note
0189	Rotate Array	C++	Easy
0206	Reverse Linked List	C++	Easy
0217	Contains Duplicate	C++	Easy
0283	Move Zeroes	C++	Easy
0328	Odd Even Linked List	C++	Medium
0344	Reverse String	C++	Easy
0350	Intersection of Two Arrays II	C++	Easy
0707	Design Linked List	C++	Easy	Note
0724	Find Pivot Index	C++	Easy
0746	Min Cost Climbing Stairs	C++	Easy
0747	Largest Number At Least Twice of Others	C++	Easy
1114	Print in Order	C++	Easy
1115	Print FooBar Alternately	C++	Medium
1116	Print Zero Even Odd	C++	Medium
1117	Building H2O	C++	Hard

3. 数据结构分类

3.1 数组与矩阵

3.2 链表

3.3 字符串

3.4 栈和队列

3.5 树

3.6 图

3.7 位运算

3.8 哈希表

4. 解法分类

4.1 双指针

4.2 排序

4.3 二分查找

4.4 贪心算法

4.5 分治

4.6 搜索

4.7 动态规划

4.8 数学