久邦数码(3G门户)面试 参考链接 "https://www.nowcoder.com/discuss/25780?type=2&order=0&pos=55&page=1" ...
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其他好文 时间:
2018-12-16 19:35:46
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127
Why one grouping of attributes into a relation schema may be better than another two levels we can discuss the goodness of relation schemas. logical(c ...
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数据库 时间:
2018-12-02 01:23:14
阅读次数:
237
开始的思路是,暴力解法,寻找每组的两个数O(N^2),然后找是否有第三个数,一共O(N^3)。 沿着这个思路,怎么降低复杂度呢? 开始的思路是,先排序,两个指针分别从两头往中间走,找第三个数,但是比如-3 -2 -1 -1 1 1 2 3,这个就无法判断下一个是应该左指针走还是右指针走,要递归了。 ...
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其他好文 时间:
2018-11-26 00:19:40
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152
自我总结: 1.编程的思维不够,虽然分析有哪些需要的函数,但是不能比较好的汇总整合 2.写代码能力,容易挫败感,经常有bug,很烦心,耐心不够好 题目: In this programming assignment you will implement one or more of the inte ...
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其他好文 时间:
2018-11-25 00:03:34
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426
TinyURL is a URL shortening service where you enter a URL such as https://leetcode.com/problems/design-tinyurl and it returns a short URL such as http ...
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Web程序 时间:
2018-11-19 13:33:08
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213
You are playing the following Flip Game with your friend: Given a string that contains only these two characters: + and -, you and your friend take tu... ...
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其他好文 时间:
2018-11-06 13:39:27
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153
You are given two integer arrays nums1 and nums2 sorted in ascending order and an integer k. Define a pair (u,v) which consists of one element from th... ...
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其他好文 时间:
2018-11-06 11:22:59
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191
Given an m x n matrix of positive integers representing the height of each unit cell in a 2D elevation map, compute the volume of water it is able to ... ...
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移动开发 时间:
2018-11-06 11:19:03
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208
[CC CMPVIRS]Computer Virus 题目大意: 有一张纸带,从左到右被分成了$n(n\le10^7)$个格子,在刚开始,第$i$个格子上写着数字$i$。这张纸带被分成了从左到右的连续的$m(m\le10^3)$段,编号较小的段在编号较大的段的左边,且每一个格子都被分给了其中的一段。 ...
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其他好文 时间:
2018-10-30 14:49:47
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134
Organizing Go code 16 August 2012 Introduction Go code is organized differently to that of other languages. This post discusses how to name and packag ...
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其他好文 时间:
2018-09-25 11:29:42
阅读次数:
165