# 本文收录力扣套路题解，模板合集，方便习惯python的uu们交流学习，欢迎大家补充
虽然很多公众号有算法系列讲解，但还是很喜欢力扣大神们《一文解决xx问题》系列
1. 二分查找
[二分板子python](https://leetcode.cn/problems/binary-search/solutions/1900739/by-wo-zhao-wo-de-bao-zhen-tds4/)
[写对二分查找不是套模板并往里面填空，需要仔细分析题意](https://leetcode.cn/problems/search-insert-position/solution/te-bie-hao-yong-de-er-fen-cha-fa-fa-mo-ban-python-/)
[二分查找从入门到入睡](https://leetcode.cn/circle/discuss/ooxfo8/)
2. 股票问题[5行代码搞定所有股票买卖问题](https://leetcode.cn/problems/best-time-to-buy-and-sell-stock-iv/solution/5xing-dai-ma-gao-ding-suo-you-gu-piao-ma-j6zo/)
3. 岛屿问题
[DFS解决岛屿问题类型 python总结](https://leetcode.cn/problems/number-of-islands/solution/200-dao-yu-shu-liang-by-wo-zhao-wo-de-ba-0y5x/) 
[岛屿类问题的通用解法、DFS 遍历框架](https://leetcode.cn/problems/number-of-islands/solution/dao-yu-lei-wen-ti-de-tong-yong-jie-fa-dfs-bian-li-/)    
  
4. 背包问题
[背包问题合集[python] 你的背包，背到现在还没烂](https://leetcode.cn/problems/last-stone-weight-ii/solution/bei-bao-wen-ti-he-ji-python-ni-de-bei-ba-za7b/)
[动态规划之完全背包考虑顺序的组合问题](https://leetcode.cn/problems/combination-sum-iv/solution/377-zu-he-zong-he-ivdong-tai-gui-hua-zhi-slyr/)
[希望用一种规律搞定背包问题](https://leetcode.cn/problems/combination-sum-iv/solution/xi-wang-yong-yi-chong-gui-lu-gao-ding-bei-bao-wen-)
[『 一文搞懂完全背包 』从0-1背包到完全背包，逐层深入+数学推导](https://leetcode.cn/problems/coin-change-2/solution/by-flix-e1vv/)
[一篇文章吃透背包问题！（细致引入+解题模板+例题分析+代码呈现）](https://leetcode.cn/problems/last-stone-weight-ii/solution/yi-pian-wen-zhang-chi-tou-bei-bao-wen-ti-5lfv/)
6. 字符串DP[『 动态规划 』字符串DP详解：状态转移推导 + 滚动优化 + 提前结束](https://leetcode.cn/problems/regular-expression-matching/solution/by-flix-musv/)
6. 滑动窗口
  [[滑动窗口真滴简单!] 闪电五连鞭带你秒杀12道中档题 (附详情解析)](https://leetcode.cn/problems/longest-substring-without-repeating-characters/solution/yi-ge-mo-ban-miao-sha-10dao-zhong-deng-n-sb0x/)
[滑动窗口](https://leetcode.cn/problems/longest-substring-without-repeating-characters/solution/hua-dong-chuang-kou-by-powcai/)
[『 一招吃遍七道 』滑动窗口的应用](https://leetcode.cn/problems/minimum-window-substring/solution/by-flix-1kac/)
       
7.  前缀和[西法带你学算法】一次搞定前缀和](https://leetcode.cn/problems/unique-substrings-in-wraparound-string/solution/xi-fa-dai-ni-xue-suan-fa-yi-ci-gao-ding-qian-zhui-/)
7. TopK问题[基于快排的所有TopK问题简单python模板](https://leetcode.cn/problems/kth-largest-element-in-an-array/solution/ji-yu-kuai-pai-de-suo-you-topkwen-ti-jia-y***/)
8. 回溯算法
[【缓缓】「回溯法通用框架」解决【各种排列组合问题】](https://leetcode.cn/problems/combination-sum/solution/by-huan-huan-20-k3hb/)
[学一套走天下(回溯算法)](https://leetcode.cn/problems/combination-sum/solution/xue-yi-tao-zou-tian-xia-hui-su-suan-fa-by-powcai/)
9. 单调栈[栈系列之【单调栈】总结](https://leetcode.cn/problems/trapping-rain-water/solution/zhan-xi-lie-zhi-dan-diao-zhan-zong-jie-b-dktn/)
 [一招吃遍力扣四道题，妈妈再也不用担心我被套路啦～](https://leetcode.cn/problems/remove-k-digits/solution/yi-zhao-chi-bian-li-kou-si-dao-ti-ma-ma-zai-ye-b-5/)
10. 旋转数组[【旋转数组】从易到难，各个击破！](https://leetcode.cn/problems/search-rotate-array-lcci/solution/xuan-zhuan-shu-zu-cong-yi-dao-nan-ge-ge-dcv7a/)
7. 链表 
[图解链表集](https://leetcode.cn/problems/reverse-linked-list/solution/dong-hua-yan-shi-206-fan-zhuan-lian-biao-by-user74/)
[一文搞定常见的链表问题](https://leetcode.cn/problems/linked-list-cycle/solution/yi-wen-gao-ding-chang-jian-de-lian-biao-wen-ti-h-2/)
[3个反转链表](https://leetcode.cn/problems/reverse-nodes-in-k-group/solution/25-k-ge-yi-zu-fan-zhuan-lian-biao-shuang-k7lh/)
11. 二叉树
        [二叉树的遍历](https://leetcode.cn/problems/binary-tree-preorder-tr***ersal/solution/dai-ma-sui-xiang-lu-chi-tou-qian-zhong-hou-xu-de-d/)
        [二叉树的属性](https://leetcode.cn/problems/symmetric-tree/solution/er-cha-shu-de-shu-xing-by-wo-zhao-wo-de-g13ej/)
        [二叉树的改造](https://leetcode.cn/problems/invert-binary-tree/solution/by-wo-zhao-wo-de-bao-zhen-3u1f/)
        [有关二叉树从根到叶路径的题](https://leetcode.cn/problems/sum-root-to-leaf-numbers/solution/you-guan-er-cha-shu-cong-gen-dao-xie-lu-jing-de-ti/)
[一篇文章解决所有二叉树路径问题（问题分析+分类模板+题目剖析](https://leetcode.cn/problems/longest-univalue-path/solution/yi-pian-wen-zhang-jie-jue-suo-you-er-cha-94j7/)
        [平衡二叉树专题](https://leetcode.cn/problems/convert-sorted-list-to-binary-search-tree/solution/ping-heng-er-cha-shu-zhuan-ti-by-fe-lucifer-3/)
        [一文带你看懂二叉树的序列化](https://leetcode.cn/problems/serialize-and-deserialize-bst/solution/by-fe-lucifer-cnwy/)


2. 字符串-KMP算法[『 字符串哈希、KMP 』掌握模板，快乐其实很简单 🤣](https://leetcode.cn/problems/longest-happy-prefix/solution/by-flix-k4p3/)
1. 最长上升子序列[穿上衣服我就不认识你了？来聊聊最长上升子序列](https://leetcode.cn/problems/maximum-length-of-pair-chain/solution/chuan-shang-yi-fu-wo-jiu-bu-ren-shi-ni-liao-lai--2/)
2. 并查集[并查集从入门到出门](https://leetcode.cn/circle/discuss/qmjuMW/)
3. 排序[十大排序从入门到入赘](https://leetcode.cn/circle/discuss/eBo9UB/)
4. 线段树[线段树详解「汇总级别整理 🔥🔥🔥」](https://leetcode.cn/problems/number-of-recent-calls/solution/by-lfool-yjnb/)
5. [子数组和问题](https://leetcode.cn/problems/maximum-subarray/solution/by-lfool-m8ss/)
6. [一文团灭区间DP](https://leetcode.cn/problems/predict-the-winner/solution/yi-wen-tuan-mie-qu-jian-dp-by-bnrzzvnepe-9hjj/)


技术交流

本文收录力扣套路题解，模板合集，方便习惯python的uu们交流学习，欢迎大家补充
虽然很多公众号有算法系列讲解，但还是很喜欢力扣大神们《一文解决xx问题》系列


二分查找


二分查找从入门到入睡


股票问题


岛屿问题




背包问题







字符串DP


滑动窗口





前缀和


TopK