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10763 Foreign ExchangeYour non-profit organization (iCORE - international Confederation of Revolver Enthusiasts) coordinates a very successful foreign... 阅读全文
posted @ 2015-07-22 18:55
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10935 Throwing cards awayI Given is an ordered deck of n cards numbered 1 to n with card 1 at the top and card n at the bottom. The following operatio... 阅读全文
posted @ 2015-07-22 17:14
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Description费马大定理：当n>2时，不定方程an+bn=cn没有正整数解。比如a3+b3=c3没有正整数解。为了活跃气氛，我们不妨来个搞笑版：把方程改成a3+b3=c3，这样就有解了，比如a=4, b=9, c=79时43+93=793。输入两个整数x, y,求满足x#include us... 阅读全文
posted @ 2015-07-22 16:45
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Description“订外卖就上XXX，满X减Y，满X减Y...”这样的声音老回荡在我们耳旁。发传单，拉条幅的宣传手段也屡见不鲜。外卖的撕‘哔’大战充满血雨腥风，不过作为消费者，我们的问题是：“已知N种类似满X减Y的优惠，请问你想点M次外卖，最少出多少钱呢？”。（P.S：各优惠不能叠加，外卖不能拼... 阅读全文
posted @ 2015-07-22 16:23
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DescriptionIn a city there arenbus drivers. Also there arenmorning bus routes &nafternoon bus routes with various lengths. Each driver is assigned one... 阅读全文
posted @ 2015-07-17 21:19
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DescriptionMohammad has recently visitedSwitzerland. As he loves his friends very much, he decided to buy some chocolate for them, but as this fine ch... 阅读全文
posted @ 2015-07-17 20:30
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DescriptionAge Sort：You are given the ages (in years) of all people of a country with at least 1 year of age. You know that no individual in that coun... 阅读全文
posted @ 2015-07-17 20:04
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DescriptionA soldier wants to buywbananas in the shop. He has to paykdollars for the first banana,2kdollars for the second one and so on (in other wor... 阅读全文
posted @ 2015-07-17 19:33
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Description从m个不同元素中取出n(n≤m)个元素的所有组合的个数，叫做从m个不同元素中取出n个元素的组合数。组合数的计算公式如下:C(m,n) =m!/((m-n)!n!)现在请问，如果将组合数C(m,n)写成二进制数，请问转这个二进制数末尾有多少个零。Input第一行是测试样例的个数T... 阅读全文
posted @ 2015-07-17 18:50
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DescriptionOnce upon a time, there is a special coco-cola store. If you return three empty bottles to the shop, you’ll get a full bottle of coco-cola ... 阅读全文
posted @ 2015-07-17 17:16
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