<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[if_OF的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/if_OF</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; if_OF]]></copyright><item><title><![CDATA[P2484 [SDOI2011]打地鼠 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127696989</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127696989</guid><author>if_OF</author><pubDate>Fri, 04 Nov 2022 21:36:57 +0800</pubDate><description><![CDATA[锤子每次只能将每个洞里打掉一只地鼠，所以对于每次击打，都会打掉r*c只地鼠。而每次击打的范围内的每个洞里必须都要有地鼠，所以地鼠的总数必须被r*c整除。]]></description><category></category></item><item><title><![CDATA[P6533 RELATIVNOST 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127506611</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127506611</guid><author>if_OF</author><pubDate>Tue, 25 Oct 2022 09:02:46 +0800</pubDate><description><![CDATA[题目中要求至少有c人买走至少一张彩色画，那暴力的思路就是选取i(c]]></description><category></category></item><item><title><![CDATA[校内集训 小朋友的数字 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127234792</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127234792</guid><author>if_OF</author><pubDate>Sun, 09 Oct 2022 21:42:39 +0800</pubDate><description><![CDATA[主要的难点就是计算小朋友的特征值，而每个小朋友的特征值只可能是他之前不包括他的最大的一段特征值或者他到之前某个小朋友的特征值的最大值。我们对于每次读入维护一下前缀和还有之前最大一段的特征值就好。另外这道题的性质决定了它不能在过程中进行取模，为了让数据不至于爆炸我使用了。这道题就是简简单单的贪心，再加上个前缀和就行。不想调格式了，直接粘截图了……不过如果你没懂可以看看。]]></description><category></category></item><item><title><![CDATA[校内集训 位位运算 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127234265</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127234265</guid><author>if_OF</author><pubDate>Sun, 09 Oct 2022 21:14:49 +0800</pubDate><description><![CDATA[给定 N 个非负整数，每次你可以选择两个数 a,b，将其中一个数变为 a and b 另一个变成 a or b，你可以进行多次操作，任何时候都可以停止，请最大化所有数的平方和。]]></description><category></category></item><item><title><![CDATA[P4967 黑暗打击 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127212981</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127212981</guid><author>if_OF</author><pubDate>Sat, 08 Oct 2022 17:34:28 +0800</pubDate><description><![CDATA[洛谷 P4967 黑暗打击 题解]]></description><category></category></item><item><title><![CDATA[P7861 SAVEZ 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127099979</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127099979</guid><author>if_OF</author><pubDate>Thu, 29 Sep 2022 07:34:29 +0800</pubDate><description><![CDATA[P7861 SAVEZ 题解（哈希）]]></description><category></category></item><item><title><![CDATA[P8551 Bassline 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127099974</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127099974</guid><author>if_OF</author><pubDate>Thu, 29 Sep 2022 07:32:51 +0800</pubDate><description><![CDATA[P8551 Bassline 题解]]></description><category></category></item><item><title><![CDATA[牛客考试7605T2 牛牛的猜球游戏 题解]]></title><link>https://blog.youkuaiyun.com/if_OF/article/details/127099967</link><guid>https://blog.youkuaiyun.com/if_OF/article/details/127099967</guid><author>if_OF</author><pubDate>Thu, 29 Sep 2022 07:31:46 +0800</pubDate><description><![CDATA[牛客考试7605T2 牛牛的猜球游戏  题解]]></description><category></category></item></channel></rss>