Given a stringSand a stringT, count the number
of distinct subsequences ofTinS.A subsequence of a string is a new string which
is formed from the orig...
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其他好文 时间:
2014-05-10 19:10:58
阅读次数:
389
Say you have an array for which theithelement
is the price of a given stock on dayi.Design an algorithm to find the maximum
profit. You may complete a...
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其他好文 时间:
2014-05-10 00:24:49
阅读次数:
255
DG有下面三种模式– Maximum protection– Maximum
availability– Maximum performance 在Maximum protection下, 可以保证从库和主库数据完全一样,做到zero
data loss.事务同时在主从两边提交完成,才算事务完成。如...
分类:
数据库 时间:
2014-05-09 23:19:59
阅读次数:
554
戳我去解题当从头至尾遍历数组时,对于数组中的每一个元素,有两种选择:1.加入之前的subArray2.舍弃之前的subArray,从该元素开始另起一个subArray那么该如何确定选择执行哪一种情况呢?如果之前subArray值大于0,那么我们可以认为这个subArray对以后的后续结果是有贡献的,...
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其他好文 时间:
2014-05-09 09:34:10
阅读次数:
274
Given n points on a 2D plane, find the maximum
number of points that lie on the same straight line. 解题想法:
其实判断一个直线上最好的方法是判断斜率。如果在同一直线上,那么直线上一点与其他点的斜率相...
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其他好文 时间:
2014-05-07 21:13:02
阅读次数:
323
Fatal error: Maximum execution time of 30
seconds exceeded inC:\Program Files\Apache Software
Foundation\Apache2.2\htdocs\code\curl\work\work3.phpon l...
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其他好文 时间:
2014-05-07 16:53:31
阅读次数:
338
题目链接 Find the contiguous subarray within an array
(containing at least one number) which has the largest sum. For example, given
the array [?2,1,?3,4,...
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其他好文 时间:
2014-05-07 16:42:42
阅读次数:
287
IPMSM的电磁转矩方程为:IPMSM的d轴电感Ld小于q轴电感Lq,所以负的d轴电流可以增加电机磁阻转矩分量。最大转矩电流比(maximum
torque per ampere, MTPA)控制方法的优点就是在基速以下的恒转矩区根据给定的转矩控制使得定子电流的幅值最小。上述问题就可以等效为,
以上...
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其他好文 时间:
2014-05-07 02:22:57
阅读次数:
420
Maximum Weight Difference
Chef has gone shopping with his 5-year old son. They have bought N items so far. The items are numbered from 1 to N, and the item i weighs Wi grams.
Chef's son insist...
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其他好文 时间:
2014-05-06 22:59:49
阅读次数:
451
1、
??
Candy
There are N children standing in a line. Each child is assigned a rating value.
You are giving candies to these children subjected to the following requirements:
Each child must h...
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其他好文 时间:
2014-05-06 22:41:02
阅读次数:
427