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lua 使用递归查找键值
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...
分类:其他好文   时间:2015-09-18 13:25:59    阅读次数:191
hdu 4750 Count The Pairs(并查集+二分)
Problem DescriptionWith the 60th anniversary celebration of Nanjing University of Science and Technology coming soon, the university sets n tourist sp...
分类:其他好文   时间:2015-09-17 13:25:39    阅读次数:204
C++ map
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...
分类:编程语言   时间:2015-09-04 07:25:51    阅读次数:189
Swap Nodes in Pairs
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...
分类:其他好文   时间:2015-08-26 11:56:17    阅读次数:113
Hadoop RCFile存储格式详解(源码分析、代码示例)
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...
分类:其他好文   时间:2015-08-20 18:23:57    阅读次数:139
LeetCode-Generate Parentheses
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: "((()))", "(()())", "(())()", "()(())", "()()...
分类:其他好文   时间:2015-08-20 15:19:58    阅读次数:138
hdu 5178 pairs (线性探查问题)
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...
分类:其他好文   时间:2015-08-19 19:50:58    阅读次数:163
hdu5305 Friends
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 (...
分类:其他好文   时间:2015-08-17 19:34:53    阅读次数:114
[线段树]hdu5316
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....
分类:其他好文   时间:2015-08-16 23:05:59    阅读次数:142
HDU 1394 Minimum Inversion Number
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....
分类:其他好文   时间:2015-08-15 16:29:17    阅读次数:84
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