<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[github_36778422的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/github_36778422</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; github_36778422]]></copyright><item><title><![CDATA[周赛 | LeetCode weekly contest 27]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/106460263</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/106460263</guid><author>github_36778422</author><pubDate>Sun, 31 May 2020 20:00:18 +0800</pubDate><description><![CDATA[Rank
Name
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Q2 (4)
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231 / 7926
YoungForest
18
0:42:16
0:04:51
0:10:55
0:22:31  1
0:37:16


质量还可以的手速场。有些问题值得思考，只有发现本质，才能迅速解决。
1460. Make Two Arrays Equal by Reversing Sub-arrays
由于对reverse操作的数目不限，我们可以采用这样的策略构造将2个a...]]></description><category></category></item><item><title><![CDATA[C++ | pair 作为 unordered_map unordered_set 的键值 最佳实现模版]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/106379106</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/106379106</guid><author>github_36778422</author><pubDate>Wed, 27 May 2020 12:26:33 +0800</pubDate><description><![CDATA[今天在做一道AtCoder的题目，有个test case一直TLE。研究这个测试用例和其他用例的区别，苦思不得其解。后来把unordered_map换成map就过了。虽然在小数据集上hashmap和treemap区别不大，但数据量大的话，hashmap还是好些。所以最佳实践是，在不需要排序特性时，就用hashmap。
而且之前也从来没有遇到过hashmap比treemap效果差这么多的原因。最后花了一上午时间，才定位到是我的 pair 的hash函数实现太糟糕了。因为C++ STL中并没有pair的hash]]></description><category></category></item><item><title><![CDATA[vscode include 万能头文件 bits/stdc++.h]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/106243637</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/106243637</guid><author>github_36778422</author><pubDate>Wed, 20 May 2020 20:27:39 +0800</pubDate><description><![CDATA[最近经常打kickstart需要include万能头文件bits/stdc++.h，然而，我喜爱的编辑器vs code总是不能正确地找到该头文件，会有红色波浪线表示错误。作为程序员的我完全不能忍受，所以尝试解决该问题。在网络上搜了很多解决方案，大多数并不能直接地解决我的问题。所以，我总结自己的解决方案于此，方便各位取用。
编程环境:
g++ 9.1.0, Mac 10.14.2, vs code 1.45.1
总的思路是:

寻找gcc编译器头文件的路径,
更改VS Code设置，让其用上面的路径可以找到b]]></description><category></category></item><item><title><![CDATA[LeetCode weekly contest 179]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/104740519</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/104740519</guid><author>github_36778422</author><pubDate>Sun, 08 Mar 2020 21:06:44 +0800</pubDate><description><![CDATA[Rank
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539 / 6242
YoungForest
18
1:09:53
0:05:43
0:13:09
0:24:01
1:04:53  1


1374. Generate a String With Characters That Have Odd Counts
如果n为...]]></description><category></category></item><item><title><![CDATA[LeetCode biweekly contest 21]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/104740497</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/104740497</guid><author>github_36778422</author><pubDate>Sun, 08 Mar 2020 21:06:00 +0800</pubDate><description><![CDATA[Rank
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Q1 (4)
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175 / 4729
YoungForest
19
1:05:07
0:21:38
0:39:43
0:50:40
1:05:07


整体难度不大，尤其是后2题并没有该有的难度。
1370. Increasing Decreasing String
直接模拟构造结果字符...]]></description><category></category></item><item><title><![CDATA[LeetCode weekly contest 150]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/100045538</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/100045538</guid><author>github_36778422</author><pubDate>Fri, 23 Aug 2019 20:20:10 +0800</pubDate><description><![CDATA[目录1160. Find Words That Can Be Formed by Characters1161. Maximum Level Sum of a Binary Tree1162. As Far from Land as Possible1163. Last Substring in Lexicographical Order后记




Rank
Name
Score
Finish ...]]></description><category></category></item><item><title><![CDATA[LeetCode weekly contest 143]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/94384388</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/94384388</guid><author>github_36778422</author><pubDate>Mon, 01 Jul 2019 11:30:10 +0800</pubDate><description><![CDATA[文章目录1103. Distribute Candies to People1104. Path In Zigzag Labelled Binary Tree1105. Filling Bookcase Shelves1106. Parsing A Boolean Expression




Rank
Name
Score
Finish Time
Q1 (5)
Q2 (5)
Q3 (8)
Q4 ...]]></description><category></category></item><item><title><![CDATA[LeetCode weekly contest 140]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/91354729</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/91354729</guid><author>github_36778422</author><pubDate>Sun, 09 Jun 2019 17:06:51 +0800</pubDate><description><![CDATA[文章目录5083. Occurrences After Bigram5087. Letter Tile Possibilities5084. Insufficient Nodes in Root to Leaf Paths5086. Smallest Subsequence of Distinct Characters




Rank
Name
Score
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Q1 (4)
...]]></description><category></category></item><item><title><![CDATA[LeetCode weekly conteset 138]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/91352262</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/91352262</guid><author>github_36778422</author><pubDate>Sun, 09 Jun 2019 13:14:02 +0800</pubDate><description><![CDATA[文章目录1051. Height Checker1052. Grumpy Bookstore Owner1053. Previous Permutation With One Swap1054. Distant Barcodes
本周比赛虽然题目质量还不错，但难度不高，是一场比拼速度的题目。
因为第二题题目比较长，所以我做题的顺序是 1-&gt;3-&gt;4-&gt;2。




Rank
Na...]]></description><category></category></item><item><title><![CDATA[LeetCode weekly contest 137]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/90344680</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/90344680</guid><author>github_36778422</author><pubDate>Sun, 19 May 2019 17:14:28 +0800</pubDate><description><![CDATA[文章目录1046. Last Stone WeightPriority queue 版本1047. Remove All Adjacent Duplicates In String1048. Longest String Chain1049. Last Stone Weight IISolution: DP for classic knapsack problem后记
本周的题目要比以往的难，也可...]]></description><category></category></item><item><title><![CDATA[大学4年复盘]]></title><link>https://blog.youkuaiyun.com/github_36778422/article/details/83149280</link><guid>https://blog.youkuaiyun.com/github_36778422/article/details/83149280</guid><author>github_36778422</author><pubDate>Thu, 18 Oct 2018 16:53:55 +0800</pubDate><description><![CDATA[2014年9月，我误打误撞来到了北航计算机学院。没想到“侯门一入深如海，从此萧郎是路人“，从一个从没有接触过代码的小鲜肉，成长为未来的工程师。这四年的时光是我技术和三观成长的重要阶段，可以说，大学塑造了之后的我。其中，有值得肯定的部分，也有我现在一心想要摒弃的缺点。

 

北航的课程以基础扎实著称。计算机科学的基础课程：计算机组成原理、操作系统、编译原理、计算机网络，分别分布大二大三在4个学期，...]]></description><category></category></item></channel></rss>