随笔分类 - Codeforces
摘要：D. Tree time limit per test 2 seconds memory limit per test 512 megabytes input standard input output standard output You are given a node of the tree
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摘要：C. Permutation Cycle time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output For a permutation P
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摘要：B. Recursive Queries time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output B. Recursive Querie
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摘要：A. Palindromic Supersequence time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You are giv
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摘要：这是我打的第三场cf,个人的表现还是有点不成熟.暴露出了我的一些问题. 先打开A题，大概3min看懂题意+一小会儿的思考后开始码代码.一开始想着贪心地只取两个端点的值就好了,正准备交的时候回想起上次A题被hack的惨痛经历，“这题一定有坑!”.我又想了一会儿，发现每个数都可以是负数，那这样的话我就要
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摘要：D. A Determined Cleanup time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output In order to put a
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摘要：C. A Twisty Movement time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A dragon symbolizes
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摘要：B. A Prosperous Lot time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Apart from Nian, ther
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摘要：A. A Compatible Pair time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Nian is a monster wh
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摘要：B. Greg and Graph time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output Greg has a weighed dir
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摘要：B. Destroying Roads time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output In some country ther
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摘要：B. World Tour time limit per test 5 seconds memory limit per test 512 megabytes input standard input output standard output B. World Tour time limit p
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摘要：应该算是第二次正式打cf了，打的特别揪心的一场比赛.比赛时间非常晚，凌晨一点左右，整个人迷迷糊糊的. 比赛时很快就切了T1,T2快打完的时候系统告诉我T1被hack掉了......尼玛，T1都能被hack掉.之后T2也被切掉了，希望不要被hack. 看T3,一眼感觉不可做，但是打表找了找规律，发现数
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摘要：E. Parking Lot time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output Petya's been bored at wor
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摘要：A set of points on a plane is called good, if for any two points at least one of the three conditions is true: those two points lie on same horizontal
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摘要：D. Lizard Era: Beginning time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output In the game Liz
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摘要：E. Test time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Sometimes it is hard to prepare
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摘要：C. Weakness and Poorness time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output C. Weakness and
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摘要：F. Heroes of Making Magic III time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output F. Heroes
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摘要：C. Jzzhu and Apples time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Jzzhu has picked n ap
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