题意：给你a1~an，k，要求a1 + ... + ak < a2 + .... + ak+1 < a3 + ... + ak+2 <...，然后这里的ai有可能是？，要求你填？的数字，并且使a1~an的绝对值之和最小，不可能输出Incorrect sequence 思路：由上式要求我们可以得到a1 ...
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2019-04-11 22:13:42
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152
Habits of Considerate People体贴人的八种习惯哲学家亚瑟·叔本华曾经说过：“蜡之可贵，在于燃烧自己温暖他人，人之可贵，在于屈尊敬贤彬彬有礼”，事实的确如此。善意与体贴能够抚慰人心，让别人更容易接受你的想法。Philosopher Arthur Schopenhauer on ...
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2019-02-14 11:41:00
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186
今天写了一道题，RE了两次，WA了两次，改了很多遍，最后一遍修改的时候找到了问题； 难度：CF B； 重点：DFS+剪枝 题目 Vasya plays a computer game with ninjas. At this stage Vasya's ninja should get out of ...
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2019-01-30 00:17:40
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233
Arthur and his sister Caroll have been playing a game called Nim for some time now. Nim is played as follows: The starting position has a number of he ...
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2019-01-28 20:08:33
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123
There is a ball in a maze with empty spaces and walls. The ball can go through empty spaces by rolling up(u), down (d), left (l) or right (r), but it ...
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2018-12-22 11:44:21
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195
Annual Summery of Arthur Wang Content Zero.Introduction Annual Summery of 2015 Annual Summery of 2016 Annual Summery of 2017 Annual Summery of 2018 An ...
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2018-11-18 13:11:46
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138
Destroy Walls Long times ago, there are beautiful historic walls in the city. These walls divide the city into many parts of area. Since it was not co ...
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2018-11-15 01:34:25
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159
There is a ball in a maze with empty spaces and walls. The ball can go through empty spaces by rolling up, down, left or right, but it won't stop roll... ...
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2018-11-06 11:22:21
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158
There is a ball in a maze with empty spaces and walls. The ball can go through empty spaces by rolling up (u), down (d), left (l) or right (r), but it... ...
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其他好文 时间：
2018-11-06 11:16:10
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179
There is a ball in a maze with empty spaces and walls. The ball can go through empty spaces by rolling up, down, left or right, but it won't stop roll... ...
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其他好文 时间：
2018-11-06 11:09:54
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212
