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计算内存容量(measure)
$m =gwmi Win32_PhysicalMemory$m|measure -Property capacity #计算 Property 出现次数$m|measure -Property capacity -sum #计算 Property的总和
分类:其他好文   时间:2014-06-28 22:37:49    阅读次数:271
[LeetCode] 3Sum Closest
Given an arraySofnintegers, find three integers inSsuch that the sum is closest to a given number, target. Return the sum of the three integers. You m...
分类:其他好文   时间:2014-06-28 22:05:10    阅读次数:267
LINQ to SQL语句(3)之Count/Sum/Min/Max/Avg
1.简单形式:得到数据库中客户 的数量:var q = db.Customers.Count();2.带条件形 式:得到数据库中未断货产品的数量:var q = db.Products.Count(p => !p.Discontinued);LongCount说明 :返回集合中的元素个数,返回LON...
分类:数据库   时间:2014-06-28 21:30:36    阅读次数:274
[LeetCode] 4Sum
Given an arraySofnintegers, are there elementsa,b,c, anddinSsuch thata+b+c+d= target? Find all unique quadruplets in the array which gives the sum of ...
分类:其他好文   时间:2014-06-28 20:04:03    阅读次数:223
算法 计算多个顺序区间的总长
List list = Arrays.asList(new Point(1, 5), new Point(2, 3),new Point(2, 8), new Point(9, 13));int sum = list.get(0).y - list.get(0).x,currenty=list.ge...
分类:其他好文   时间:2014-06-28 19:25:36    阅读次数:183
【leetcode】Minimum Path Sum
Given amxngrid filled with non-negative numbers, find a path from top left to bottom right whichminimizesthe sum of all numbers along its path.Note:Yo...
分类:其他好文   时间:2014-06-28 15:55:58    阅读次数:196
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
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 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
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