题目描述 Bessie is planning the annual Great Cow Gathering for cows all across the country and, of course, she would like to choose the most convenient lo ...
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其他好文 时间:
2018-07-21 22:46:40
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194
You are given two strings s and t. In a single move, you can choose any of two strings and delete the first (that is, the leftmost) character. After a ...
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编程语言 时间:
2018-07-21 22:46:26
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282
With the 2010 FIFA World Cup running, football fans the world over were becoming increasingly excited as the best players from the best teams doing ba ...
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其他好文 时间:
2018-07-20 12:30:41
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163
下载地址: "网盘下载" ""How to Think Like a Computer Scientist"" is an introduction to programming using Python, one of the best languages for beginners. This ...
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编程语言 时间:
2018-07-19 00:50:32
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212
You are given an integer array of length nn. You have to choose some subsequence of this array of maximum length such that this subsequence forms a in ...
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其他好文 时间:
2018-07-16 21:12:15
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293
Description In how many ways can you choose k elements out of n elements, not taking order into account? Write a program to compute this number. Input ...
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其他好文 时间:
2018-07-16 11:22:21
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206
思路 在数据范围中已经给出了提示。即保证$N+M = K$ 第一眼就知道要用二项式定理啊 二项式定理 先普及一下二项式定理,其实就是$(x+y)^n$的展开式,形式如下: $$\large{(x+y)^n = {0\choose n}\times x^n+{{1}\choose {n-1}}\tim ...
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其他好文 时间:
2018-07-15 21:15:47
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131
参考: Best Practices for Speeding Up Your Web Site ...
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Web程序 时间:
2018-07-15 19:31:33
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222
显然二分答案,然后减去对应的mid,求超过L的最大子段和验证就好了。 当然记录下长度的直接DP也是可以的。 然而二分答案怎么都WA,很好奇为什么 直接输出r反而是能过的。 看了下https://blog.csdn.net/jiangshibiao/article/details/21963437 想 ...
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其他好文 时间:
2018-07-15 16:10:55
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419
第11节深度探秘搜索技术_案例实战基于dis_max实现best fields策略进行多字段搜索 课程大纲 1、为帖子数据增加content字段 POST /forum/article/_bulk{ "update": { "_id": "1"} }{ "doc" : {"content" : "i ...
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其他好文 时间:
2018-07-14 13:01:14
阅读次数:
175