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Problem DescriptionMath Olympiad is called “Aoshu” in China. Aoshu is very popular in elementary schools. Nowadays, Aoshu is getting more and more dif... 阅读全文
posted @ 2014-12-03 20:14
DSChan
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Problem DescriptionA new Semester is coming and students are troubling for selecting courses. Students select their course on the web course system. T... 阅读全文
posted @ 2014-12-03 19:47
DSChan
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Hexadecimal is very important and useful for computer programmers. You are requested to provide a hexadecimal view for given data. The hexadecimal vie... 阅读全文
posted @ 2014-12-03 19:18
DSChan
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Problem Descriptionmmm is learning division, she's so proud of herself that she can figure out the sum of all the divisors of numbers no larger than 1... 阅读全文
posted @ 2014-12-03 18:11
DSChan
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Problem DescriptionJapanese Mahjong is a four-player game. The game needs four people to sit around a desk and play with a set of Mahjong tiles. A set... 阅读全文
posted @ 2014-12-03 17:37
DSChan
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Problem DescriptionThere are n cities in M^3's empire. M^3 owns a palace and a car and the palace resides in city 1. One day, she wants to travel arou... 阅读全文
posted @ 2014-12-03 17:22
DSChan
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Problem DescriptionMatt has N friends. They are playing a game together.Each of Matt’s friends has a magic number. In the game, Matt selects some (cou... 阅读全文
posted @ 2014-12-03 01:03
DSChan
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Problem DescriptionDire wolves, also known as Dark wolves, are extraordinarily large and powerful wolves. Many, if not all, Dire Wolves appear to orig... 阅读全文
posted @ 2014-12-03 00:40
DSChan
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题目描述Description 皮尔是一个出了名的盗画者，他经过数月的精心准备，打算到艺术馆盗画。艺术馆的结构，每条走廊要么分叉为二条走廊，要么通向一个展览室。皮尔知道每个展室里藏画的数量，并且他精确地测量了通过每条走廊的时间，由于经验老道，他拿下一副画需要5秒的时间。你的任务是设计一个程序，计算在... 阅读全文
posted @ 2014-12-03 00:01
DSChan
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