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A -As long as Binbin loves SangsangTime Limit:1000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uSubmitStatusPracticeHDU 4360DescriptionBinbin misses Sangsang so much. He wants to meet with Sangsang as soon as possible. Now Binbin downloads a map from ELGOOG.There are N (1’O’->’V’->’E’ 阅读全文
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-----------------------------最优化问题------------------------------------- ----------------------常规动态规划 SOJ1162 I-Keyboard SOJ1685 Chopsticks SOJ1679 Gangsters SOJ2096 Maximum Submatrix SOJ2111 littleken bg SOJ2142 Cow Exhibition SOJ2505 The County Fair SOJ2818 QQ音速 SOJ2469 Exploring Pyramids SOJ1833 B 阅读全文
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E -MissileTime Limit:2000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uSubmitStatusPracticeHDU 4354DescriptionLong long ago,there is a strange area where all the C cities are located in a straight line.To make things easy,lets regard the line as X axis.Even more strangely,cities belonging t 阅读全文
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C -XHXJ's LISTime Limit:1000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uSubmitStatusPracticeHDU 4352Description#define xhxj (Xin Hang senior sister(学姐))If you do not know xhxj, then carefully reading the entire description is very important.As the strongest fighting force in UESTC, xh 阅读全文
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Party All the TimeTime Limit: 6000/2000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2161Accepted Submission(s): 732Problem DescriptionIn the Dark forest, there is a Fairy kingdom where all the spirits will go together and Celebrate the harvest every year. But there 阅读全文
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String changeTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 802Accepted Submission(s): 370Problem DescriptionIn this problem you will receive two strings S1and S2that contain only lowercase letters.Each time you can swap any two characters of S1. 阅读全文
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2013暑期多校联合训练——80+高校，300+队伍，10000元奖金，敬请期待~CardTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 889Accepted Submission(s): 517Problem DescriptionBearchild is playing a card game with himself. But first of all, he needs to shuffle the cards. His strate 阅读全文
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附：官方题解：、 阅读全文
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Girls and BoysTime Limit:10000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uSubmitStatusAppoint description:Descriptionthe second year of the university somebody started a study on the romantic relations between the students. The relation “romantically involved” is defined between one girl 阅读全文
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过山车Time Limit: 1000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6952Accepted Submission(s): 3020Problem DescriptionRPG girls今天和大家一起去游乐场玩，终于可以坐上梦寐以求的过山车了。可是，过山车的每一排只有两个座位，而且还有条不成文的规矩，就是每个女生必须找个个男生做partner和她同坐。但是，每个女孩都有各自的想法，举个例子把，Rabbit只愿意和XHD或PQK做partner，Grass只 阅读全文