Alice and Bob
Time Limit: 1000MS Memory limit: 65536K
题目描述
Alice and Bob like playing games very much.Today, they introduce a new game.
There is a polynomial like this: (a0*x^(2^0)...
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其他好文 时间：
2014-05-10 08:44:35
阅读次数：
363
题目链接食物链类似的题，主要是在于转化，a-b的和为s,转换为b比a-1大s。然后并查集存
此节点到根的差。假如x的根为a，y的根为b:b - y = rank[y]a - x = rank[x]y - x = s可以推出b - a = rank[y]
- rank[x] + s;并查集 延迟更新什...
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其他好文 时间：
2014-05-09 18:38:05
阅读次数：
213
Alice and BobTime Limit: 1000ms Memory limit:
65536K题目描述 Alice and Bob like playing games very much.Today, they introduce a
new game. There is a polyn...
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其他好文 时间：
2014-05-05 10:22:11
阅读次数：
354
Tomya is a girl. She loves Chef Ciel very much.
Tomya like a positive integer p, and now she wants to get a receipt of Ciel's restaurant whose total price is exactly p.
The current menus of Ciel's...
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其他好文 时间：
2014-05-04 18:53:40
阅读次数：
317
Cutting Recipes
The chef has a recipe he wishes to use for his guests,
but the recipe will make far more food than he can serve to the guests.
The chef therefore would like to make a reduced ve...
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其他好文 时间：
2014-05-04 17:54:01
阅读次数：
387
there be意思：表示存在或者发生。英文释义：used to show that sth
exists or happens如果现在进行时，单数时用is，复数时用are。现在我问你一个问题.How many students in the class
room?你怎么回答呢？使用there be...
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其他好文 时间：
2014-05-04 12:30:46
阅读次数：
304
using wait and notify directly is like
programming in "concurrency assembly language," as compared to the higher-level
language provided by java.util....
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编程语言 时间：
2014-05-04 11:04:34
阅读次数：
401
HDU 3038 How Many Answers Are Wrong （带权并查集+区间判断）...
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其他好文 时间：
2014-05-04 09:11:59
阅读次数：
301
Over the years, people discovered the concept of
a memory hierarchy,...
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其他好文 时间：
2014-05-04 09:03:17
阅读次数：
247
So many days passed since the last C tutorial about the flowchart, this chapter we will go on the flowchart and while loops...
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其他好文 时间：
2014-05-04 09:01:20
阅读次数：
307
