moneycentral stocks

Topic:Given an array, the number of I represents the price of the day I, please select a strategy to make the most profit. can only buy and sell once a dayAnswer:Find all the rising bands, buy the first day of each interval, sell the last dayinput int a[], lengthBOOL Haspos = false; Whether there is an open positionfor (int i = 0; i {if (A[i + 1] {if (haspos) a[i] = -1;//sell If you have an open positionelse a[i] = 0; No position, no movement.Haspos = false;}else if (a[i + 1] > A[i])//Price rise

Say you has an array for which the i-th element is the price of a given-stock on day I.If you were-permitted-to-complete at most one transaction (ie, buy one and sell one share of the stock), design an AL Gorithm to find the maximum profit.Example 1:Input: [7, 1, 5, 3, 6, 4]output:5max. difference = 6-1 = 5 (Not 7-1 = 6, as selling-price needs-be-larger than buying price)Example 2:Input: [7, 6, 4, 3, 1]output:0in this case, no transaction was done, i.e. Max Profit = 0.Subscribe to see which comp

SQL injection vulnerability in tongjin cube of financial stocks (affecting the security of stock information leakage) Detailed description: Client.mfniu.com was found to have the SQL injection vulnerability in the earlier version of phpcms v9 system which was not updated to the latest version. In addition, it was found that the master site was exposed to information leakage on the same server.Proof of vulnerability: Obtain the background account

Introduction: Foreign media published an analysis today, said that, although a number of Chinese concept stocks will be released this week, the latest quarterly earnings, the "Fortune" global Forum will be held in Beijing, but foreign investors are still the most concerned about whether the renminbi will appreciate. At the same time, the grand financial results are quite interesting. In a news report on the appreciation of the renminbi, the volume of

Recently opened a stock account, so in Python wrote a script to filter out the 2015 1 quarter (open and close average) to now have a profit but less than 20% of the low-priced shares (price can be customized). See the code. Python is version 3.4.Python Crawler Filters Stocks

Given an array, the first element of it is the price of the first day of a given stock.Design an algorithm to calculate the maximum profit you can get. You can do as many trades as possible (buy and sell a stock).Note: You cannot participate in multiple transactions at the same time (you must sell the prior stock before buying again).C++classSolution { Public: intMaxprofit (vectorint>prices) { intsum =0; for(size_t i =1; I ) { if(Prices[i]-prices[i-1] >0) Sum+ = Prices[i]

Data preparation:A set of stock history sold data (stock code: 601106 China One heavy), starting Date: 2011-01-04 to date, where variables are "open", "highest", "minimum", "close", "Total hand", "Amount", "ups and downs" and so onUPDATEFactstockSET [Ups and Downs] =N'Rise'WHERE [gains] > 0UPDATEFactstockSET [Ups and Downs] =N'Fall'WHERE [gains] 0UPDATEFactstockSET [Ups and Downs] =N'Flat'WHERE [gains] = 0SELECT [Ups and Downs] , COUNT(*) asCnt fromFactstockGROUP by [

Sina Science and technology news on the morning of May 20, according to Hong Kong media reports, Tencent Management recently set up the current shares, the company's president Lau in Monday to reduce the 200,000 shares Tencent shares, a total of 15.9

01. Get started with JDBC and basic knowledge about stocksReprinted please indicate the source: http://blog.csdn.net/u012637501I. Getting started with JDBC1. JDBC IntroductionJDBC is Java Database Connectivity. JDBC provides a standard API for tools/

121.Say you has an array for which the i-th element is the price of a given-stock on day I.If you were-permitted-to-complete at most one transaction (ie, buy one and sell one share of the stock), design an AL Gorithm to find the maximum

Humans have been learning from the natural world for a long time, imitating the various functions of animals, from the five birds in Huacheng to the various martial arts in China; from imitating the radar invented by the bat to studying the advanced

LAN chat 1. Run a license card. Generally, a securities company can handle this card and bring your ID card and account book (I don't know if I want to know the account book now)2. Go to the securities company you trust to open an account with a

Support Line and pressure line Painting method: Connect two or more low points to a straight line to obtain the support line. Connect two or more relative highs to a straight line to obtain the pressure line. Usage: 1. Functions of the support line

Using system; Using system. Windows. forms; Using smartquant. Fix;Using smartquant. Data;Using smartquant. instruments;Using smartquant. providers; Public class script { Static void main () { // Connect provider Imarketdataprovider

Today's stock operation is very failed. I should not sell it early, or I should not buy it in advance. It is always affected by the sudden fluctuations in the curve; I have also set some operational discipline for myself, but I have not been able

Copy Code code as follows: # define global variables here Dim digitimgs[10], Digitimgs1[10], digitimgs2[10] Function Main While true//infinite loop executes the following code # Add code created or recorded by the wizard here

Many software interface can be customized according to the different needs of each user, big wisdom stock software is also so. In the great wisdom of the layout of the function, the user can be dozens of different functions of the window to display

I have always insisted: to make money in the stock market, you can either buy the lowest stocks in the ground (except for the problematic stocks and stocks with severe deterioration in fundamentals) or buy the highest stocks in the sky, if you want to make money quickly, pay close attention to the top-right corner of t

Stock disk watching skills A good sense of disk is an essential condition for investing in stocks. A sense of disk needs to be trained. through training, most people can learn how to train the sense of disk in the following aspects: I. Stick to the daily replay, and select the target stocks based on the stock selection method. The focus of the replay is to view the trend of all

Teng Fu indicator-ADL The ADL index is also called the flat index or the UPS/downs index. Its full name is "advance decline" and its short name is ADL. It is a technical analysis tool dedicated to studying stock index trends. Section 1 principles and calculation methods of ADL indicators I. Principles of ADL indicators The ADL index is calculated and observed based on the number of stocks that increase and fall every day, so as to understand the ris