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lua 函数练习
1 --逻辑表达式 2 3 --1+2+3+...+n 4 function fun1(n) 5 local sum = 0 6 for i=1,n do 7 sum = sum + i 8 end 9 return sum 10...
分类:其他好文   时间:2014-06-21 08:04:22    阅读次数:292
[LeetCode] Merge Two Sorted Lists
Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists./** * Def...
分类:其他好文   时间:2014-06-21 07:55:42    阅读次数:197
LeetCode:Divide Two Integers
题目链接 Divide two integers without using multiplication, division and mod operator. 最直观的方法是,用被除数逐个的减去除数,直到被除数小于0。这样做会超时。 本文地址 那么如果每次不仅仅减去1个除数,计算速度就会增加,但...
分类:其他好文   时间:2014-06-21 07:44:52    阅读次数:221
一个数组中找到满足和为sum的两个数
如果考虑hashmap直接O(n)的速度, 如果不行,就先排序,两头指针很好推理,关键是 a[beg] +a[end]>sum,意思就是说a[end]太大了,最小的数的都不满足,所以排除a[end] 绝知此事要躬行 #include#includeusing namespace std; bool ...
分类:其他好文   时间:2014-06-21 07:38:14    阅读次数:187
Leetcode:Triangle 三角形塔最小路径和
Triangle:Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For example, give...
分类:其他好文   时间:2014-06-21 07:02:07    阅读次数:203
[leetcode] 4. Median of Sorted Arrays
// Question: There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexi...
分类:其他好文   时间:2014-06-21 00:22:23    阅读次数:255
Clojure:将两个list合并成一个map
假设我们有两个list,分别是:(def a [“one” “two” “three”])(def b [1 2 3])我们要把它们合为一个键值对应的map,做法很简单:1. 先将a和b合为一个一一对应的list:(map vector a b) => (["one" 1] ["two" 2] ["...
分类:其他好文   时间:2014-06-20 23:32:09    阅读次数:237
Request.Form为什么不能获取html传递来的数据?
//只有form method="get"时才可用Request.QueryString["one"]方法//stringone=Request.QueryString["one"];//stringtwo=Request.QueryString["two"];//只有form method="po...
分类:Web程序   时间:2014-06-20 20:28:02    阅读次数:308
Leetcode Sum Root to Leaf Numbers
Given a binary tree containing digits from0-9only, each root-to-leaf path could represent a number.An example is the root-to-leaf path1->2->3which rep...
分类:其他好文   时间:2014-06-20 15:30:19    阅读次数:227
[LeetCode] Merge Sorted Array
Given two sorted integer arrays A and B, merge B into A as one sorted array.Note: You may assume that A has enough space (size that is greater or equa...
分类:其他好文   时间:2014-06-20 15:25:50    阅读次数:225
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