BetaBin

题目：http://soj.me/10281028. Hanoi Tower SequenceDescriptionHanoi Tower is a famous game invented by the French mathematician Edourard Lucas in 1883. We are given a tower of n di

题目来源：http://soj.me/11901190. Reduced ID NumbersConstraintsTime Limit: 2 secs, Memory Limit: 32 MBDescriptionT. Chur teaches various groups of students at university U. Ever

题目来源：http://soj.me/11191119. Factstone BenchmarkConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionAmtel has announced that it will release a 128-bit computer chi

题目来源： http://soj.me/11931193. Up the StairsConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionJohn is moving to the penthouse of a tall sky-scraper. He packed all

题目来源：http://soj.me/14431443. Printer QueueDescriptionThe only printer in the computer science students' union is experiencing an extremely heavy workload. Sometimes there are a hun

题目来源：http://soj.me/11551155. Can I Post the letteDescriptionI am a traveler. I want to post a letter to Merlin. But because there are so many roads I can walk through, and maybe I can’t

题目来源：http://soj.me/11561156. Binary treeDescriptionYour task is very simple: Given a binary tree, every node of which contains one upper case character (‘A’ to ‘Z’); you just need to pri

题目来源：http://soj.me/10061006. Team RankingsDescriptionIt's preseason and the local newspaper wants to publish a preseason ranking of the teams in the local amateur basketball league

题目：http://soj.me/10351035. DNA matchingDescriptionDNA (Deoxyribonucleic acid) is founded in every living creature as the storage medium for genetic information. It is comprised of subuni

题目：http://soj.me/10831083. NetworkingDescriptionYou are assigned to design network connections between certain points in a wide area. You are given a set of points in the area, and

有老同学回家，要过去看看，有点空闲，就看了下Sicily的1090，题目很简单，不难，就是简单的最小生成树。打算直接套用kruskal类（http://blog.youkuaiyun.com/betabin/article/details/7389263），不过，出问题了。不知道哪里错了，不能过，上网搜了些，貌似也过不了了。郁闷。然后换成prim类（http://blog.youkuaiyun.com/betabin/a

题目：http://soj.me/10271027. MJ, Nowhere to HideDescriptionOn BBS, there is a familiar term called MJ (short for MaJia), which means another BBS ID of one person besides his/her

题目：http://soj.me/10201020. Big IntegerDescriptionLong long ago, there was a super computer that could deal with VeryLongIntegers(no VeryLongInteger will be negative). Do you know

题目：http://soj.me/12941294. 高级机密Description       在很多情况下，我们需要对信息进行加密。特别是随着Internet的飞速发展，加密技术就显得尤为重要。       很早以前，罗马人为了在战争中传递信息，频繁地使用替换法进行信息加密。然而在计算机技术高速发展的今天，这种替换法显得不堪一击。因此密码研究人员正在试图寻找

题目：http://soj.me/13811381. a*bDescriptionGive two positive integers a and b, please help us calculate a*b.InputThe first line of the input is a positive integer T. T is the number

题目：http://soj.me/10211021. CouplesDescriptionN couples are standing in a circle, numbered consecutively clockwise from 1 to 2N. Husband and wife do not always stand together. W

题目来源：http://soj.me/11761176. Two EndsConstraintsTime Limit: 1 secs, Memory Limit: 64 MBDescriptionIn the two-player game "Two Ends", an even number of cards is laid out in