Petya loves lucky numbers. Everybody knows that positive integers are lucky if their decimal representation doesn't contain digits other than 4 and 7. ...
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其他好文 时间：
2017-07-30 00:54:06
阅读次数：
169
Andy, 8, has a dream - he wants to produce his very own dictionary. This is not an easy task for him, as the number of words that he knows is, well, n ...
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其他好文 时间：
2017-07-23 15:29:11
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200
E. DNA Evolution time limit per test 2 seconds memory limit per test 512 megabytes input standard input output standard output Everyone knows that DNA ...
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编程语言 时间：
2017-07-18 16:53:36
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326
题目网址：http://acm.hdu.edu.cn/showproblem.php?pid=2955 题目： Problem Description The aspiring Roy the Robber has seen a lot of American movies, and knows t ...
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其他好文 时间：
2017-07-15 11:26:14
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292
Fliptile Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 10457 Accepted: 3866 Description Farmer John knows that an intellectually satisfie ...
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其他好文 时间：
2017-07-03 21:00:26
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194
关于大数据。有这样一段话： “Big data is like teenage sex,everyone talks about it,nobody really knows how to do it,everyone thinks everyone else is doing it,so ever ...
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其他好文 时间：
2017-06-18 12:10:44
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202
题目描述 Once in a forest, there lived N aggressive monkeys. At the beginning, they each does things in its own way and none of them knows each other. But ...
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其他好文 时间：
2017-06-09 10:08:54
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191
w https://www.bing.com/knows/search?q=马太效应&mkt=zh-cn&FORM=BKACAI 马太效应（Matthew Effect），指强者愈强、弱者愈弱的现象，广泛应用于社会心理学、教育、金融以及科学领域。马太效应，是社会学家和经济学家们常用的术语，反映的社会 ...
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其他好文 时间：
2017-05-11 01:06:03
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278
for him the power of love is paramount. Anybody who knows anything about football knows confidence is of paramount importance. getting a good educatio ...
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其他好文 时间：
2017-05-10 01:10:00
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228
Invoker Problem Description On of Vance's favourite hero is Invoker, Kael. As many people knows Kael can control the elements and combine them to invo ...
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其他好文 时间：
2017-05-08 12:29:46
阅读次数：
294
