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摘要: 3319 动物园 时间限制: 1 s 空间限制: 256000 KB 题目等级 : 大师 Master 题解 3319 动物园 3319 动物园 时间限制: 1 s 空间限制: 256000 KB 题目等级 : 大师 Master 时间限制: 1 s 空间限制: 256000 KB 题目等级 : 大 阅读全文
posted @ 2017-03-07 22:34 perplex 阅读(208) 评论(0) 推荐(0)
摘要: A. 1 #include <iostream> 2 #include<bits/stdc++.h> 3 #include <stack> 4 #include <queue> 5 #include <map> 6 #include <set> 7 #include <cstdio> 8 #incl 阅读全文
posted @ 2017-03-07 15:06 perplex 阅读(116) 评论(0) 推荐(0)
摘要: 3.4 不想再做线段树了……写了一个假期了,非扫描线类的应该可以算是勉强入门了,扫描线类的常常tle……怕是再这样写下去连正常的线段树都不会写了。 最近先把线段树放下一阵子,练练dp、kmp、并查集吧。 3.7 补上CF782D的贪心做法 codevs 线段树:1217 借教室(noip2012提高 阅读全文
posted @ 2017-03-04 20:56 perplex 阅读(138) 评论(0) 推荐(0)
该文被密码保护。 阅读全文
posted @ 2017-03-04 20:49 perplex 阅读(0) 评论(0) 推荐(0)
该文被密码保护。 阅读全文
posted @ 2017-03-04 10:50 perplex 阅读(2) 评论(0) 推荐(0)
该文被密码保护。 阅读全文
posted @ 2017-03-03 23:04 perplex 阅读(0) 评论(0) 推荐(0)
摘要: Ted has a new house with a huge window. In this big summer, Ted decides to decorate the window with some posters to prevent the glare outside. All thi 阅读全文
posted @ 2017-03-03 16:13 perplex 阅读(222) 评论(0) 推荐(0)
摘要: A number of rectangular posters, photographs and other pictures of the same shape are pasted on a wall. Their sides are all vertical or horizontal. Ea 阅读全文
posted @ 2017-03-03 09:37 perplex 阅读(210) 评论(0) 推荐(0)
摘要: There are several ancient Greek texts that contain descriptions of the fabled island Atlantis. Some of these texts even include maps of parts of the i 阅读全文
posted @ 2017-03-02 09:38 perplex 阅读(242) 评论(0) 推荐(0)
摘要: lxhgww got a sequence contains n characters which are all '0's or '1's. We have five operations here: Change operations: 0 a b change all characters i 阅读全文
posted @ 2017-03-01 19:30 perplex 阅读(132) 评论(0) 推荐(0)
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