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链接: https://vjudge.net/problem/LightOJ 1104 题意: Sometimes some mathematical results are hard to believe. One of the common problems is the birthday pa 阅读全文
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链接: https://vjudge.net/problem/LightOJ 1079 author=feng990608 题意: As Harry Potter series is over, Harry has no job. Since he wants to make quick money 阅读全文
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链接: https://vjudge.net/problem/LightOJ 1038 题意: Rimi learned a new thing about integers, which is any positive integer greater than 1 can be divided b 阅读全文
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链接： https://vjudge.net/problem/LightOJ 1030 题意： You are in a cave, a long cave! The cave can be represented by a 1 x N grid. Each cell of the cave can 阅读全文
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链接： https://vjudge.net/problem/LightOJ 1027 author=634579757 题意： You are in a maze; seeing n doors in front of you in beginning. You can choose any do 阅读全文
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链接： https://vjudge.net/problem/POJ 2096 author=0 题意： Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material 阅读全文
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这次是在学校打的,总体不算好,过两题校排200多..很惨. 开场一段时间没人过题,但是很多人交I, 我也就再看,看着看着发现不可做,这时候转F,花了半天读懂题意的时候想到主席树查找.但是主席树这种查找第一次写,写的很慢,而且写好了之后交上去Tle.同时也快两个小时.队友说H可写.过得也多.讨论了下就 阅读全文