随笔分类 - 构造
摘要：D. Almost Difference time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output D. Almost Differenc
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摘要：时间限制:1000ms 单点时限:1000ms 内存限制:256MB 描述 There are many homeless cats in PKU campus. They are all happy because the students in the cat club of PKU take
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摘要：B. Memory Manager time limit per test 1 second memory limit per test 64 megabytes input standard input output standard output B. Memory Manager time l
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摘要：C. Slava and tankstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputSlava plays his favorite game
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摘要：B. Nikita and stringtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputOne day Nikita found the str
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摘要：E. Bindian Signalizing time limit per test 4 seconds memory limit per test 256 megabytes input standard input output standard output E. Bindian Signal
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摘要：D. Follow Traffic Rules time limit per test 1 second memory limit per test 64 megabytes input standard input output standard output D. Follow Traffic
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摘要：B. Sorting the Coins time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output B. Sorting the Coins
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摘要：D. Least Cost Bracket Sequence time limit per test 1 second memory limit per test 64 megabytes input standard input output standard output This is yet
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摘要：B. Lorry time limit per test 2 seconds memory limit per test 64 megabytes input standard input output standard output B. Lorry time limit per test 2 s
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摘要：B. The Eternal Immortality time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output B. The Eternal
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摘要：B. Race Against Time time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output B. Race Against Tim
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摘要：Daydreaming Stockbroker Gina Reed, the famous stockbroker, is having a slow day at work, and between rounds of solitaire she is day-dreaming. Foretell
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摘要：B. Polycarp and Letters time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Polycarp loves l
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摘要：B. Marvolo Gaunt's Ring time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output B. Marvolo Gaunt
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摘要：D. Ability To Convert time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output D. Ability To Conve
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摘要：L1-3 阅览室（20 分） 天梯图书阅览室请你编写一个简单的图书借阅统计程序。当读者借书时，管理员输入书号并按下S键，程序开始计时；当读者还书时，管理员输入书号并按下E键，程序结束计时。书号为不超过1000的正整数。当管理员将0作为书号输入时，表示一天工作结束，你的程序应输出当天的读者借书次数和平
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摘要：If you ever tried to read a html document on a Macintosh, you know how hard it is if no Netscape is installed. Now, who can forget to install a HTML b
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摘要：A common pastime for poker players at a poker table is to shuffle stacks of chips. Shuffling chips is performed by starting with two stacks of poker c
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