<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_74861982的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_74861982</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_74861982]]></copyright><item><title><![CDATA[B3872 [GESP202309 五级] 巧夺大奖]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/155136467</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/155136467</guid><author>qq_74861982</author><pubDate>Sat, 22 Nov 2025 17:41:44 +0800</pubDate><description><![CDATA[摘要：本文提出了一种贪心算法来解决奖励最大化问题。算法从大到小枚举结束时间i，将结束时间为i的参与者奖励值存入大根堆。对于每个时间i，从堆中取出最大值加入答案。通过排序参与者数据并按结束时间逆序处理，确保每次都能选择当前可获得的最大奖励。算法的时间复杂度主要由排序操作决定，为O(nlogn)，适用于处理大规模数据。该方案有效解决了在时间限制下如何选择参与者以获得最大奖励的问题。]]></description><category></category></item><item><title><![CDATA[B3851 [GESP202306 四级] 图像压缩]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/155131059</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/155131059</guid><author>qq_74861982</author><pubDate>Sat, 22 Nov 2025 11:49:04 +0800</pubDate><description><![CDATA[3. 遍历每个灰阶，转化成最近的16种灰阶之一，（注意要将其转化为10进制比较）2. 按出现次数降序排序，出现次数相同按字典序升序，只保留前16种。1. 先统计256级灰阶的出现次数。]]></description><category></category></item><item><title><![CDATA[B3870 [GESP202309 四级] 变长编码]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/155130936</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/155130936</guid><author>qq_74861982</author><pubDate>Sat, 22 Nov 2025 11:39:14 +0800</pubDate><description><![CDATA[摘要：本文介绍了一个将十进制数转换为7位二进制组并格式化为十六进制输出的算法。算法分为三步：1)将输入数转换为二进制；2)高位补零使位数为7的倍数；3)除最后一组外，每组高位补1。代码实现包括二进制转十六进制的辅助函数，以及处理输入、补位和格式输出的主函数。特别处理了输入为0的情况，直接输出&quot;00&quot;。]]></description><category></category></item><item><title><![CDATA[AtCoder Beginner Contest 416简单题解]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/149675750</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/149675750</guid><author>qq_74861982</author><pubDate>Sun, 27 Jul 2025 01:17:41 +0800</pubDate><description><![CDATA[本文摘要包含四个算法问题：A) 判断字符串区间[L,R]是否全为'x'，输出&quot;Yes&quot;/&quot;No&quot;；B) 构造字符串t满足特定条件（'#'保留，'o'间需有'#'）；C) 暴力搜索所有长度为K的字符串序列并排序；D) 贪心重排数组使总和最小，利用multiset优化查找。E) 使用Floyd算法处理动态图中的最短路径查询，支持添加边、机场（虚拟节点）和求全局最短路径和，时间复杂度为O(n³+qn²)。]]></description><category></category></item><item><title><![CDATA[AtCoder Beginner Contest 415简单题解]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/149473261</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/149473261</guid><author>qq_74861982</author><pubDate>Sun, 20 Jul 2025 08:43:37 +0800</pubDate><description><![CDATA[AtCoder Beginner Contest 415简单题解]]></description><category></category></item><item><title><![CDATA[2024年团体程序设计天梯赛]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/149306404</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/149306404</guid><author>qq_74861982</author><pubDate>Sun, 13 Jul 2025 11:03:03 +0800</pubDate><description><![CDATA[2024年团体程序设计天梯赛]]></description><category></category></item><item><title><![CDATA[cpp算法模板]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/148444207</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/148444207</guid><author>qq_74861982</author><pubDate>Thu, 05 Jun 2025 09:56:37 +0800</pubDate><description><![CDATA[15.  区间+k,区间查询最大值  QUERY_ADD_QUERY_MAX。13.  区间乘加，区间求和 QUERY_MUL_ADD。14. 查询区间第k小 QUERY_KTH_MIN。16. 最短路dijkstra DIJKSTRA。6. manacher算法 MANACHER。8. 组合数 FACT&INFACT。1. 日常竞赛 ALGORITHM。5. exkmp算法 EXKMP。9. scc缩点  SCC。4. kmp算法 KMP。17. 并查集 DSU。7.树状数组 BIT。]]></description><category></category></item><item><title><![CDATA[第十六届蓝桥杯大赛软件赛省赛第二场 C/C++ 大学 A 组]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/147538563</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/147538563</guid><author>qq_74861982</author><pubDate>Sat, 26 Apr 2025 16:43:47 +0800</pubDate><description><![CDATA[比赛还没有开始，竟然忘记写using namespace std;//debug半天没看明白 (平时cv多了。以下都是省赛所写代码，赛时无聊时把思路都打上去了（除了倒数第二题，多加了一个栈为空的判断）F：hash记录前缀写了单hash和双hash，赛时交的双hash。然后就是忘记那个编译参数，（好惨的开局。H:最后一题写不是正解，不贴了qwq。1~7题洛谷简单测了一下都通过了。编译参数-std=c++11。G： 线段树模板，区间乘积。]]></description><category></category></item><item><title><![CDATA[js实现简单计算机/验证密码是否合法]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/143222715</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/143222715</guid><author>qq_74861982</author><pubDate>Thu, 24 Oct 2024 23:54:44 +0800</pubDate><description><![CDATA[在js中可以直接获取id的输入文本框对应的值。就像下面这样可以计算1+1=2...2.怎么验证一个密码框是否合法呢？还可以计算各种加减乘除。]]></description><category></category></item><item><title><![CDATA[js基础入门篇]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/143221793</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/143221793</guid><author>qq_74861982</author><pubDate>Thu, 24 Oct 2024 23:35:56 +0800</pubDate><description><![CDATA[js入门基础.js打印的效果。]]></description><category></category></item><item><title><![CDATA[CSS布局/简单应用]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/143084175</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/143084175</guid><author>qq_74861982</author><pubDate>Sat, 19 Oct 2024 21:08:49 +0800</pubDate><description><![CDATA[思考下面四个图片如何布局。]]></description><category></category></item><item><title><![CDATA[川字结构布局/国字结构布局]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142905170</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142905170</guid><author>qq_74861982</author><pubDate>Sun, 13 Oct 2024 22:21:38 +0800</pubDate><description><![CDATA[川字结构布局/国字结构布局。]]></description><category></category></item><item><title><![CDATA[display展现方式的运用]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142904744</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142904744</guid><author>qq_74861982</author><pubDate>Sun, 13 Oct 2024 21:33:38 +0800</pubDate><description><![CDATA[display展现方式的运用。]]></description><category></category></item><item><title><![CDATA[position定位静态定位/绝对定位/相对定位]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142903985</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142903985</guid><author>qq_74861982</author><pubDate>Sun, 13 Oct 2024 21:19:12 +0800</pubDate><description><![CDATA[position定位静态定位/绝对定位/相对定位]]></description><category></category></item><item><title><![CDATA[google标签/注册页面/登录页面]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142747593</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142747593</guid><author>qq_74861982</author><pubDate>Thu, 10 Oct 2024 11:19:43 +0800</pubDate><description><![CDATA[google标签/注册页面/登录页面。]]></description><category></category></item><item><title><![CDATA[盒子模型的简单运用]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142816200</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142816200</guid><author>qq_74861982</author><pubDate>Thu, 10 Oct 2024 11:18:07 +0800</pubDate><description><![CDATA[盒子模型的简单运用]]></description><category></category></item><item><title><![CDATA[CSS的常见样式]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142531681</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142531681</guid><author>qq_74861982</author><pubDate>Wed, 25 Sep 2024 20:39:03 +0800</pubDate><description><![CDATA[【代码】CSS的常见样式。]]></description><category></category></item><item><title><![CDATA[CSS样式的4种引入方法]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142503052</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142503052</guid><author>qq_74861982</author><pubDate>Wed, 25 Sep 2024 00:51:11 +0800</pubDate><description><![CDATA[CSS样式的4种引入方法]]></description><category></category></item><item><title><![CDATA[CSS中＜a＞超链接的样式]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142372657</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142372657</guid><author>qq_74861982</author><pubDate>Fri, 20 Sep 2024 00:25:11 +0800</pubDate><description><![CDATA[CSS中超链接的样式]]></description><category></category></item><item><title><![CDATA[CSS的三种基本选择器]]></title><link>https://blog.youkuaiyun.com/qq_74861982/article/details/142372367</link><guid>https://blog.youkuaiyun.com/qq_74861982/article/details/142372367</guid><author>qq_74861982</author><pubDate>Fri, 20 Sep 2024 00:08:39 +0800</pubDate><description><![CDATA[CSS的三种基本选择器]]></description><category></category></item></channel></rss>