ACM学习笔记
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zju 1006 zoj 1006
Do the UntwistTime Limit: 2 Seconds Memory Limit: 65536 KB Cryptography deals with methods of secret communication thattransform a message (theplaintext) into a disguised form (thecip原创 2011-12-15 19:39:11 · 466 阅读 · 0 评论 -
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Super Jumping! Jumping! Jumping!Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10219 Accepted Submission(s): 4205Problem Descripti原创 2011-12-09 10:01:05 · 198 阅读 · 0 评论 -
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Common SubsequenceTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10295 Accepted Submission(s): 4237Problem DescriptionA subseque原创 2011-12-09 10:02:36 · 224 阅读 · 0 评论 -
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Big Event in HDUTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 9836 Accepted Submission(s): 3412Problem DescriptionNowadays, we原创 2011-12-09 10:04:53 · 230 阅读 · 0 评论 -
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吃糖果Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 65535/32768 K (Java/Others)Total Submission(s): 8535 Accepted Submission(s): 2481Problem DescriptionHOHO，终于从Speakless手上赢走了所有的糖原创 2011-12-09 20:11:35 · 233 阅读 · 0 评论 -
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A + BTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7145 Accepted Submission(s): 4025Problem Description读入两个小于100的正整数A和B,计算A+B.原创 2011-12-09 20:13:03 · 318 阅读 · 0 评论 -
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还是A+BTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 9130 Accepted Submission(s): 4490Problem Description读入两个小于10000的正整数A和B，计算A+B原创 2011-12-09 20:14:29 · 245 阅读 · 0 评论 -
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火星A+BTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6806 Accepted Submission(s): 2229Problem Description读入两个不超过25位的火星正整数A和B，计算A+原创 2011-12-09 20:15:39 · 360 阅读 · 0 评论 -
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最大连续子序列Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8927 Accepted Submission(s): 3765Problem Description给定K个整数的序列{ N1, N2, ...原创 2011-12-09 20:19:36 · 224 阅读 · 0 评论 -
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开门人和关门人Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5915 Accepted Submission(s): 3084Problem Description每天第一个到机房的人要把门打开，最后一个离开原创 2011-12-09 20:24:06 · 281 阅读 · 0 评论 -
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统计同成绩学生人数Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7719 Accepted Submission(s): 4533Problem Description读入N名学生的成绩，将获得某一给定分数的原创 2011-12-09 20:25:18 · 340 阅读 · 0 评论 -
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Rightmost DigitTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14448 Accepted Submission(s): 5617Problem DescriptionGiven a posit原创 2011-12-09 09:58:30 · 209 阅读 · 0 评论 -
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Humble NumbersTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7320 Accepted Submission(s): 3183Problem DescriptionA number whose原创 2011-12-09 09:57:21 · 218 阅读 · 0 评论 -
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Fire NetTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2702 Accepted Submission(s): 1545Problem DescriptionSuppose that we have原创 2011-12-09 09:54:53 · 400 阅读 · 0 评论 -
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JugsTime Limit: 2 Seconds Memory Limit: 65536 KB Special Judge In the movie "Die Hard 3", Bruce Willis and Samuel L. Jackson were confronted with the following puzzle. They were gi原创 2011-12-15 16:44:18 · 487 阅读 · 0 评论 -
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Crashing BalloonTime Limit: 2 Seconds Memory Limit: 65536 KB On every June 1st, the Children's Day, there will be a game named "crashing balloon" on TV. The rule is very simple. On th原创 2011-12-14 20:34:08 · 579 阅读 · 0 评论 -
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Anagrams by StackTime Limit: 2 Seconds Memory Limit: 65536 KB How can anagrams result from sequences of stack operations? There are twosequences of stack operators which can convert TRO原创 2011-12-15 10:00:45 · 457 阅读 · 0 评论 -
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Fire NetTime Limit: 2 Seconds Memory Limit: 65536 KB Suppose that we have a square city with straight streets. A map of a city is a squareboard with n rows and n columns, each represent原创 2011-12-14 20:29:45 · 443 阅读 · 0 评论 -
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ZOJ问题Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 601 Accepted Submission(s): 186Problem Description对给定的字符串(只包含'z','o','j'三种字符原创 2011-12-14 10:11:50 · 548 阅读 · 0 评论 -
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奥运排序问题Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 661 Accepted Submission(s): 158Problem Description按要求，给国家进行排名。 Inpu原创 2011-12-14 10:10:33 · 983 阅读 · 0 评论 -
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无题Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1812 Accepted Submission(s): 804Problem Description就要复试了，外地的考生都要在学校附近住宾馆了。假设在学校原创 2011-12-08 23:31:52 · 302 阅读 · 0 评论 -
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ElevatorTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 19421 Accepted Submission(s): 10381Problem DescriptionThe highest buildin原创 2011-12-09 09:48:02 · 305 阅读 · 0 评论 -
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Fibonacci AgainTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 17242 Accepted Submission(s): 8128Problem DescriptionThere are ano原创 2011-12-09 09:49:59 · 240 阅读 · 0 评论 -
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Train Problem ITime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7880 Accepted Submission(s): 2879Problem DescriptionAs the new ter原创 2011-12-09 09:52:35 · 246 阅读 · 0 评论 -
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排名Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8326 Accepted Submission(s): 3111Problem Description今天的上机考试虽然有实时的Ranklist，但上面的排原创 2011-12-09 20:27:43 · 206 阅读 · 0 评论 -
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Square CoinsTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4146 Accepted Submission(s): 2817Problem DescriptionPeople in Silverl原创 2011-12-09 20:29:03 · 183 阅读 · 0 评论 -
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欧拉回路Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5861 Accepted Submission(s): 2005Problem Description欧拉回路是指不令笔离开纸面，可画过图中每条边仅一次原创 2011-12-12 13:54:14 · 347 阅读 · 0 评论 -
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继续畅通工程Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5908 Accepted Submission(s): 2444Problem Description省政府“畅通工程”的目标是使全省任何两个村庄间原创 2011-12-12 13:56:50 · 250 阅读 · 0 评论 -
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魔咒词典Time Limit: 8000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6773 Accepted Submission(s): 1703Problem Description哈利波特在魔法学校的必修课之一就是学习魔咒。据说魔原创 2011-12-12 13:57:49 · 368 阅读 · 0 评论 -
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毕业bgTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3735 Accepted Submission(s): 1361Problem Description每年毕业的季节都会有大量毕业生发起狂欢，好朋友们相原创 2011-12-12 13:58:56 · 286 阅读 · 0 评论 -
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今年暑假不ACTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 11391 Accepted Submission(s): 5849Problem Description“今年暑假不AC？”“是的。”“那原创 2011-12-12 14:00:04 · 293 阅读 · 0 评论 -
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xxx定律Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 469 Accepted Submission(s): 399Problem Description对于一个数n，如果是偶数，就把n砍掉一半；如果是奇数原创 2011-12-12 14:03:34 · 367 阅读 · 0 评论 -
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ZOJTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 420 Accepted Submission(s): 320Problem Description读入一个字符串，字符串中包含ZOJ三个字符，个数不一定相原创 2011-12-12 14:04:32 · 4154 阅读 · 0 评论 -
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找出直系亲属Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 406 Accepted Submission(s): 168Problem Description如果A，B是C的父母亲，则A，B是C的parent原创 2011-12-12 14:06:43 · 441 阅读 · 0 评论 -
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A+BTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 578 Accepted Submission(s): 363Problem Description给定两个整数A和B，其表示形式是：从个位开始，每三位数用原创 2011-12-12 14:07:36 · 533 阅读 · 0 评论 -
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又一版 A+BTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8341 Accepted Submission(s): 3071Problem Description输入两个不超过整型定义的非负10进制整数A和原创 2011-12-12 13:52:59 · 353 阅读 · 0 评论 -
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畅通工程再续Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5382 Accepted Submission(s): 1595Problem Description相信大家都听说一个“百岛湖”的地方吧，百岛湖的原创 2011-12-12 13:51:47 · 325 阅读 · 0 评论 -
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畅通工程续Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8903 Accepted Submission(s): 2967Problem Description某省自从实行了很多年的畅通工程计划后，终于修建了原创 2011-12-12 13:49:39 · 196 阅读 · 0 评论 -
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sortTime Limit: 6000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 13932 Accepted Submission(s): 3951Problem Description给你n个整数，请按从大到小的顺序输出其中前m大的原创 2011-12-09 20:31:12 · 564 阅读 · 0 评论 -
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不容易系列之一Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7519 Accepted Submission(s): 3073Problem Description大家常常感慨，要做好一件事情真的不容易，确实原创 2011-12-10 10:55:04 · 262 阅读 · 0 评论