<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[duangwang的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/duangwang</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; duangwang]]></copyright><item><title><![CDATA[黑马程序员自用-Nacos、Sentinel相关面试问题]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/129161205</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/129161205</guid><author>duangwang</author><pubDate>Wed, 22 Feb 2023 22:11:35 +0800</pubDate><description><![CDATA[nacos、sentinel相关面试问题及解答]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十八天/78.子集、90.子集2]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127464142</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127464142</guid><author>duangwang</author><pubDate>Wed, 22 Feb 2023 13:46:47 +0800</pubDate><description><![CDATA[【代码】代码随想录算法训练营第二十八天/78.子集、90.子集2。]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十九天/46.全排列、47.全排列2]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127477333</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127477333</guid><author>duangwang</author><pubDate>Wed, 22 Feb 2023 13:46:41 +0800</pubDate><description><![CDATA[之后将符合要求的数据加入到小集合中，要记得给used数组对应位置赋值1，之后进行递归，每次都是从头开始的，接下来进行回溯，要记得将used对应位置赋值等于0。基本思想是与全排列一样的，唯一不同的是：此题中的数组是存在重复数据的，那么在按照方法得到全部全排列中会有重复的小集合，所以需要利用“树层去重”将重复的去除。因为全排列就是将数组里面的数组按照不同的顺序进行排列，所以长度是不变的；全排列是每次从头开始遍历，使用used数组，当遍历到之前已经加入到集合中的数据时，利用used的标记来跳过；]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十七天/39.组合总和、40.组合总和2、131.分割回文串]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127449963</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127449963</guid><author>duangwang</author><pubDate>Tue, 25 Oct 2022 10:10:30 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十五天/216.组合总和3、17.电话号码的字母组合]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127449283</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127449283</guid><author>duangwang</author><pubDate>Mon, 24 Oct 2022 11:27:28 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十四天/理论基础、77、组合]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127448844</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127448844</guid><author>duangwang</author><pubDate>Mon, 24 Oct 2022 09:51:53 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第十八天/513.找树左下角的值、112.路径总和、106.从中序与后序遍历序列构造二叉树]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127343344</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127343344</guid><author>duangwang</author><pubDate>Wed, 19 Oct 2022 19:09:16 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十二天/235.二叉搜索树的最近公共祖先、701.二叉搜索树中的插入操作、450.删除二叉搜索树中的节点]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127379935</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127379935</guid><author>duangwang</author><pubDate>Tue, 18 Oct 2022 00:45:07 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十一天/530.二叉搜索树的最小绝对值、501.二叉搜索树中的众数、236.二叉树的最近公共祖先]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127348046</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127348046</guid><author>duangwang</author><pubDate>Mon, 17 Oct 2022 20:52:34 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第二十天/654.最大二叉树、617.合并二叉树、700.二叉搜索树中的搜索、98.验证二叉搜索树]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127347082</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127347082</guid><author>duangwang</author><pubDate>Mon, 17 Oct 2022 09:37:13 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第十七天/110.平衡二叉树、257.二叉树的所有路径、404.左叶子之和]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127343096</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127343096</guid><author>duangwang</author><pubDate>Sun, 16 Oct 2022 12:29:08 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第十六天/104.二叉树的最大深度、111.二叉树的最小深度、222.完全二叉树的节点个数]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127339384</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127339384</guid><author>duangwang</author><pubDate>Sun, 16 Oct 2022 00:44:32 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第十五天/102.二叉树的层序遍历、226.翻转二叉树、101、对称二叉树]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127334071</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127334071</guid><author>duangwang</author><pubDate>Sat, 15 Oct 2022 17:52:16 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第十四天/144.二叉树的前序遍历、145.二叉树的后序遍历、94二叉树的中序遍历]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127333338</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127333338</guid><author>duangwang</author><pubDate>Sat, 15 Oct 2022 12:52:40 +0800</pubDate><description><![CDATA[代码随想录算法学习]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营/二叉树相关算法阶段性整合之部分题目递归]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127220187</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127220187</guid><author>duangwang</author><pubDate>Mon, 10 Oct 2022 20:52:20 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第十一天/102.二叉树的层序遍历、226.翻转二叉树]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127175269</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127175269</guid><author>duangwang</author><pubDate>Thu, 06 Oct 2022 23:43:51 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第九天/150.逆波兰表达式求值、239.滑动窗口最大值、347.前k个高频元素]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127163893</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127163893</guid><author>duangwang</author><pubDate>Wed, 05 Oct 2022 06:00:00 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第八天/232.用栈实现队列、225.用队列实现栈、20.有效的括号、1047.删除字符串中的所有相邻重复项]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127147990</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127147990</guid><author>duangwang</author><pubDate>Wed, 05 Oct 2022 01:51:57 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第六天/454.四数相加2、383.赎金信、15.三数之和、18.四数之和]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127069127</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127069127</guid><author>duangwang</author><pubDate>Tue, 27 Sep 2022 19:38:41 +0800</pubDate><description><![CDATA[代码随想录算法训练营]]></description><category></category></item><item><title><![CDATA[代码随想录算法训练营第五天/242.有效的字母异位、349.两个数组的交集、202.快乐数、1.两数之和]]></title><link>https://blog.youkuaiyun.com/duangwang/article/details/127050542</link><guid>https://blog.youkuaiyun.com/duangwang/article/details/127050542</guid><author>duangwang</author><pubDate>Mon, 26 Sep 2022 18:14:38 +0800</pubDate><description><![CDATA[代码随想录算法训练营学习]]></description><category></category></item></channel></rss>