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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 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).Thought: My brain is more stupid, the idea is more unpopular, and high efficiency.The ma

The recent stock market is hot, many employees outside the work of the online stock, everyone feel like to ban the stock software is a very difficult thing, because it may be using the HTTP protocol, if you want to ban the stock software unless the Internet. So many companie

The recent stock market is hot, many employees outside the work of the online stock, everyone feel like to ban the stock software is a very difficult thing, because it may be using the HTTP protocol, if you want to ban the stock software unless the Internet. So many companie

1. I want to view the changes in stock information in real time. I compared the stock API of Sina, Netease, and yahoo with a delay of 15 minutes. The returned data of Sina is in csv format, while that of Netease is in json format. Therefore, Netease's stock API is used. 2. Use the following format to query

The calculation formula of purchase quantity of single goods is generally: The best purchase quantity = Low limit ≤ (planned dosage + inventory low limit – on-hand inventory) ≤ inventory High-limit which Inventory low limit must be guaranteed, inventory high-limit in the procurement for reference only. On-hand inventory = existing physical stock + in-transit inventory Existing physical stock = Posted Invent

Modified the song day teacher code part of the content: ① will be in the URL of HTTPS to HTTP, do not modify the program can not crawl; ② preferably in the Getstockinfo () function, return when Count >= is 50, because up to now there are 4717 (you can add a print (Len (slist) after Getstocklist () in the main () function). ) A stock of

Machine learning: Predicting Google stock using Scikit-learn's linear regression This is the first article in the Machine Learning series.This article will Python use scikit-learn the linear regression to predict Google's stock trend. Please do not expect this example to make you a stock master. Here's how to do i

The most important functions of the original link stock market are four: consumption, gambling, entertainment, arbitrage.Arbitrage : This is the most important function of the stock market, and the stock market is mainly for the arbitrage people. Arbitrage is rational and high probability. The most important reason for arbitrage to be

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

Best time to Buy and Sell Stock ISay 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.ExampleGiven array [3,2,3,1,2] , return 1 .Anal

I always wanted to find a free stock data interface and develop my own stock analysis software. I didn't have a clue after a day. I only found this article. I don't know if it will be useful. Please write it down first. To: I. software installation: ■ Installation is the m

In recent years with Vefx more and more investors accepted, gradually in the online also began to become well-known, recently there are many just contact VEFX billion investor message, let us explain our VEFX billion specific index standards and specific reference index, today we give a detailed answer to this question.First of all, we need to know that in judging the global economy or finance, the most important to see the global economic contributio

best time to Buy and Sell StockSay you had an array for which the ith element was 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.Buying and selling stocks can only be bought and sold once. Then simply traverse through, reco

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

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