elephant stock

Several days ago the optimization of the stock distribution website was issued:The following were: Record of optimization of stock distribution website (IV.) Record of optimization of stock distribution website (III.) Record of optimization of

Title DescriptionDespite their innate prudence, the cows took a beating in the home mortgage market and now is trying their hand at stocks . Happily, Bessie is prescient and knows not only today's S (2 Given The matrix of current and future stock prices on various days (1 Consider the example below of a bull (i.e., improving), the kind Bessie likes most. s=2 stocks and d=3 days. The cows has ten units of money to invest.Today ' s price| Tomorrow ' s p

Original: Wave king If you want to keep yourself undefeated, you must conduct macro analysis. let's first talk about the stock market over the years. Premier Zhu has attached importance to the stock market and proposed that state-owned enterprises should be out of stock for three years, ben Wang began to be more careful when dealing with

A short article that describes the essence of a ten thousand stock books! (Post) In fact, if you have mastered the theory of moving average, you will be able to make enough money; In fact, only one stock can be bought and sold in a year; In fact, if your funds are less than 1 million Yuan, doubling a year is not difficult; In fact, drawing a line chart of individual stocks on a daily basis will keep y

The original title link is here: https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown/Topic:Say you has an array for which the i-th element is the price of a given-stock on day I.Design an algorithm to find the maximum profit. Many transactions as (ie, buy one and sell one share of the stock multiple times) with the FO Llowing Restrictions:

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 profit.classSolution { Public: intMaxprofit (vectorint>prices) { intn =prices.size (); if(N 1) return 0; intMini = prices[0], ans =0, I; for(i =1; I )

Here's the book. Risk is due to lack of professionalism In the stock market, we need to broaden our horizons constantly. Investment such as long-distance running, you insist on Long-term, supplemented by short-term, focus on stock selection, reduce blindness; wait patiently, spring comes back In addition to the interest ratio to the bank, but also to understand the average price-to-earning

Question: A stock price sequence, known at each point in time, to ask when to buy and sell the most profit? Time complexity O (n).Suppose the stock price is placed in an array in chronological order, assuming that the stock price rises and falls, that is, the stock price sequence is not diminishing. Buy and sell points

Recently began to play stock quantization, because want to do a complete stock backtesting, so the stock listing and delisting information is essential. Because we have to go back to the test must know a certain date of the composition of the Shanghai-Shenzhen stock, right. So we have to put the Shanghai and Shenzhen a

Title:Say you has an array for which the i-th element is the price of a given-stock on day I.design an algorithm to find the maximum profit. You could complete as many transactions as (ie, buy one and sell one share of the stock multiple times). However, engage in multiple transactions for the same time (ie, you must sell the stock before you buy again). /p> This

1. Click "" To enter the stock viewing interface 2. After entering the stock viewing interface, if you need to increase the stock, you need to click the button 3. Enter the stock query interface, enter the stock code to be added (such as 600050) (the input of the

Start nowMarch 3, 2015, Tuesday, around 10 o'clock in the morning. Four forecast tasks were created for closing data for several stocks using the Predict API tool:Predict New-n "stock_1a0001_prevision_20150303"-F. /history/1a0001.txt-k "Stock", "Shanghai Index", "stock index", "market"Predict New-n "stock_300076_prevision_20150303"-F. /history/300076.txt-k "300076", "gqy video"Predict New-n "stock_300079_pr

123. Best time to Buy and Sell Stock IIISay you has an array for which the i-th element is the price of a given-stock on day I.Design an algorithm to find the maximum profit. You are in most of the transactions.Note:Engage in multiple transactions on the same time (ie, you must sell the stock before you buy again).Let's see if it's a trick or a big profit, but y

First, use the ID card to go to the local securities registration company (and some brokers also handle a shareholder account card on the Shanghai and Shenzhen stock exchanges), select a securities business department to open an account, sign a contract, and receive a fund account card, deposit a certain amount of cash (check ). How to buy and sell stocks:The name (orCode), Quantity, and price. In addition, this delegate is only valid on the day w

Relationship between the stock market, dollar exchange rate, original oil price, and gold price There are many factors that affect the stock market, foreign exchange, oil price, and gold price. However, in general, there is a long relationship between them. I. Stock Market and crude oil prices If the stock market

About the stock market trend after the long holiday Emilmatthew 07/05/07 I remember that during the winter vacation, I told my mom that the rising wave of the stock market will hit 4000 points.Sure enough, after the Spring Festival, after the first trading day fell, shake off a piece of bad luck, all the way up, now, 4000 is close at hand. I personally think that after a long holiday, this round of rising

Recently Learning Android application development, do not know what to write a program to practice practicing, just recently the stock is very hot, on an app to get stock data real-time, named Mystock. Using the development tools Android Studio, you need to download from the Android website, download the address: http://developer.android.com/sdk/index.html. Unfortunately, Android is Google's, and any Google

http://table.finance.yahoo.com/table.csv?s=ibmd=8e=5f=2013g=da=11b=16c=1991 ignore=.csvThe links above can capture data from the IBM stock from November 16, 1991 to August 5, 2013.Http://table.finance.yahoo.com/table.csv?s=sohud=8e=5f=2013g=da=11b=16c= 2008ignore=.csvThe links above can crawl the data of Sohu stock from November 16, 2008 up to August 2013 5.Information on the global

models for your scraped items##See documentation in:#https://doc.scrapy.org/en/latest/topics/items.htmlImportscrapy fromScrapy.loaderImportItemloader fromScrapy.loader.processorsImportTakefirstclassStockstaritemloader (itemloader):#custom itemloader for storing field content crawled by crawlersDefault_output_processor =Takefirst ()classStockstaritem (scrapy. Item):#Define the fields for your item here is like: #name = Scrapy. Field ()Code = Scrapy. Field ()#

I have invested some money in fund and stock purchases over the past few years and want to understand this holiday. Either the stock or the stock market is reflected in the stock market. The essence of the stock market is to raise funds and return dividends. Whether a