function cc.exports.findValueByTbl(tbl,key)--递归方法,用于查找tbl中对应的键值 for k,v in pairs(tbl) do if k == key then if type(tbl[i])=="table" then--如果是t...
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其他好文 时间:
2015-09-18 13:25:59
阅读次数:
191
Problem DescriptionWith the 60th anniversary celebration of Nanjing University of Science and Technology coming soon, the university sets n tourist sp...
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其他好文 时间:
2015-09-17 13:25:39
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204
C++ map Map is an associative container that contains a sorted list of unique key-value pairs. That list is sorted using the comparison function Compa...
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编程语言 时间:
2015-09-04 07:25:51
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189
题目:Given a linked list, swap every two adjacent nodes and return its head.For example,Given1->2->3->4, you should return the list as2->1->4->3.Your al...
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其他好文 时间:
2015-08-26 11:56:17
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113
RCFileRCFile全称Record Columnar File,列式记录文件,是一种类似于SequenceFile的键值对(Key/Value Pairs)数据文件。关键词:Record、Columnar、Key、Value。RCFile的优势在哪里?适用于什么场景?为了让大家有一个感性的认识...
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其他好文 时间:
2015-08-20 18:23:57
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139
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.
For example, given n = 3, a solution set is:
"((()))", "(()())", "(())()", "()(())", "()()...
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其他好文 时间:
2015-08-20 15:19:58
阅读次数:
138
Problem DescriptionJohn has n points on the X axis, and their coordinates are (x[i],0),(i=0,1,2,…,n?1). He wants to know how many pairs that |x[b]?x[a...
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其他好文 时间:
2015-08-19 19:50:58
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163
Problem Description
There are n people
and m pairs
of friends. For every pair of friends, they can choose to become online friends (communicating using online applications) or offline friends (...
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其他好文 时间:
2015-08-17 19:34:53
阅读次数:
114
题意:
给出两种操作,一种是求区间漂亮子序列的和的最大值,另一个就是给指定的点改变值。
题目中最重要的一句话:A beautiful subsequence is a subsequence that all the adjacent pairs of elves in the sequence have a different parity of position....
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其他好文 时间:
2015-08-16 23:05:59
阅读次数:
142
Description:The inversion number of a given number sequence a1, a2, ..., an is the number of pairs (ai, aj) that satisfy i aj.For a given sequence of....
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其他好文 时间:
2015-08-15 16:29:17
阅读次数:
84