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[HDU1561]The more, The Better Time Limit: 6000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8390 Accepted Submi 阅读全文
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Akiba is a dangerous country since a bloodsucker living there. Sometimes the bloodsucker will appear and kill everyone who isn't at his hometown. One 阅读全文
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[POJ1155]TELE Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 5376 Accepted: 2973 Description A TV-network plans to broadcast an important 阅读全文
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[POJ1947]Rebuilding Roads Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 11934 Accepted: 5519 Description The cows have reconstructed Farm 阅读全文
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[POJ3107]Godfather Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 7212 Accepted: 2535 Description Last years Chicago was full of gangster 阅读全文
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Computer Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7324 Accepted Submission(s): 3627 Proble 阅读全文
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[CF161.D] Distance in Tree time limit per test 3 seconds memory limit per test 512 megabytes [CF161.D] Distance in Tree time limit per test 3 seconds 阅读全文
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[HDU4003]Find Metal Mineral Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65768/65768 K (Java/Others)Total Submission(s): 3686 Accepted Submiss 阅读全文
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[poj2486]Apple Tree Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 10800 Accepted: 3629 Description Wshxzt is a lovely girl. She likes app 阅读全文
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Islands and Bridges Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 11034 Accepted: 2866 Description Given a map of islands and bridges tha 阅读全文
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[hdu3001]Travelling Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7817 Accepted Submission(s): 阅读全文
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Recently, researchers on Mars have discovered N powerful atoms. All of them are different. These atoms have some properties. When two of these atoms c 阅读全文
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[poj2528]Mayor's posters Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 66154 Accepted: 19104 Description The citizens of Bytetown, AB, co 阅读全文
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I Hate It Time Limit: 9000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 79448 Accepted Submission(s): 30520 Pro 阅读全文
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Atlantis Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 23181 Accepted: 8644 Description There are several ancient Greek texts that contai 阅读全文
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校门外的树 当然不是NOIP的大水题……我还没无聊到水题都要用线段树来写。 只不过是在输入的(除了n)数的范围后面变成了200000000 题目描述 某校大门外长度为L的马路上有一排树,每两棵相邻的树之间的间隔都是1米。我们可以把马路看成一个数轴,马路的一端在数轴0的位置,另一端在L的位置;数轴上的 阅读全文
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[codevs1540]银河英雄传说 2002年NOI全国竞赛 时间限制: 1 s 空间限制: 256000 KB 题目等级 : 大师 Master [codevs1540]银河英雄传说 2002年NOI全国竞赛 [codevs1540]银河英雄传说 2002年NOI全国竞赛 时间限制: 1 s 空 阅读全文
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[Noi2015]程序自动分析 Description 在实现程序自动分析的过程中,常常需要判定一些约束条件是否能被同时满足。 考虑一个约束满足问题的简化版本:假设x1,x2,x3,…代表程序中出现的变量,给定n个形如xi=xj或xi≠xj的变量相等/不等的约束条件,请判定是否可以分别为每一个变量赋 阅读全文
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[codevs1074]食物链 2001年NOI全国竞赛 时间限制: 3 s 空间限制: 64000 KB 题目等级 : 钻石 Diamond [codevs1074]食物链 2001年NOI全国竞赛 [codevs1074]食物链 2001年NOI全国竞赛 时间限制: 3 s 空间限制: 6400 阅读全文
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[codevs2597] 团伙 时间限制: 1 s 空间限制: 128000 KB 题目等级 : 黄金 Gold [codevs2597] 团伙 [codevs2597] 团伙 时间限制: 1 s 空间限制: 128000 KB 题目等级 : 黄金 Gold 时间限制: 1 s 时间限制: 1 s 阅读全文
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前m大的数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 19208 Accepted Submission(s): 6563 Problem 阅读全文
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[Uva1395]Slim Span 题目略…… 试题分析:codevs1001舒适的路线上加一个判一下连通性就好,顺便把除改成减 代码: 阅读全文