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Here are three questions with maximum subarray, you can look at this question firstI)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.The first, dynamic programming algorithm for this problem. State transfer equation F

Regret Theory, also known as Regret Theory (Regret Theory) Four major research achievements in finance: Regret Theory, Prospect Theory, overreaction theory, and over-confidence theory ). What is Regret Theory? Sorry, I think that I personally assess his expected response to future events or situations. Bell (Bell, 1982) Describe regret as an emotion generated by comparing the result or status of a given event with the state to be selected. For example, when choosing between a familiar brand and

As mentioned earlier in the chapter, the first use case revolves around a stock portfolio use case for demonstrating publ Ish/subscribe Messaging. This example are simple and utilizes a Publisher class for sending the stock price messages to a topic, as well as a Consumer Class for registering a Listener class to consume messages from topics on an asynchronous manner. These three classes embody the function

I've summed up some of the qualities of some of the best traders who can make money in the stock market for a long time (some of them cite some classic answers from Sina and netizens) to see how they do it:First of all, take the following two trading models of people, and the results prove that they can often be successful:(a) Midline thinking, short-term technical operation of the characteristics of people:1, with a high level of technical knowledge

Generally, customers cannot directly access the stock exchange to conduct on-site transactions. Instead, they must entrust their securities dealers or brokers to conduct on their behalf. The client's entrusted trading is the basic way of trading on the stock exchange. It refers to the activity in which investors entrust the securities dealers or brokers as Agent customers (investors) to conduct

[Reprint] Tongda letter Plug-in stock (based on the Access letter plug-in programming code simple Analysis)Original Address:Access letter Plug-in stock selection (based on the Access letter plug-in programming code simple Analysis)Harbin Cat CatFirst of all, I am a programmer, not a shareholder. There is little understanding of the concept of stock selection. Thi

With the completion of the Stock Reform and the popularity of the stock market, new investors in Shanghai and Shenzhen stock markets continue to enter the market, forming a large group of new investors who urgently need basic stock knowledge, you even need to complete the most basic risk awareness courses. In the early

Note: The Blue font is a note I added for my convenience. Original article address:Stock selection of a returnee Three Principles--- Post Author:In 12 million, I was a returnee. In the past year, my personal stock account increased the investment income by 400% yuan, and my return on investment was. I used to work as a M A manager for a multinational company. I have seen many Chinese companies and have also represented foreign companies who "seize th

Automatic stock tradingIs to use the computer for automation to help usStock TradingIn general, stock trading on the Internet relies on the stock and securities trading system published by securities companies. The disadvantage of this system is that you must always be in the stock market, stare at the computer display

There are a number of variations on this series of optimal values.1. 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), des IGN an algorithm to find the maximum profit.The simplest problem, there is a scenario: I came back from the future, I know a commodity in the bac

Fund manager killed not to say money shadyfinger-base winning trick one: Never fearBecause the measurement of an index fund is good, do not look at what Alpha Coefficient Sharpe index, as long as the tracking index of the error is not big. The smaller the tracking error, the better the Fund. So the index fund is always calm in waiting for the full position of the collapse or full of inflation in the state, he will not fear, he is always greedy! And in a bull market, do we need more fear or gree

The wolf came to the stock marketJuly 6 to determine the stock disaster, the national rescue began, after the first July 27 is a stock disaster, we still believe that the bull market, and then today's August 18 is a stock disaster thousand shares, this is the second stock di

I. First, think about the stock you bought before entering the market, and whether you don't need it for a short time. That is to say, it is a temporary idle money. 2. Select a stock to be bought. It is recognized as a good company. Such as Vanke and CMB. 3. Wait for the purchase time. (1) After the stock market has been greatly adjusted. (2) When the

Recently, I joined the beili stock trading group. Under the guidance of many mentors of my predecessors, I had a preliminary understanding of the stock market and successfully completed the transformation from Xiao Bai to cainiao. As the stock market fluctuates and the number of people in the group continues to increase, many proletarian people in North China hav

Python Crawler crawls stock informationThe project requirement in our group is to grab stock information online and then make a visual interface. The first idea was to take advantage of Java crawling, but because Java code was a bit redundant, it decided to use Python. At the beginning of the project, there was a huge problem, because the team members have limited knowledge of Python, we decided to start by

transaction management, so when buying a stock, there was a decrease in the amount of account in the database, but the number of shares did not increase.Let's say one of the demoFirst, the entire frame structure. 　　 Entity class: Bank account Accoount.java Package Com.vrv.yinkailong.bean; Bank account public class Accoount { private Integer aid; Private String Aname; Account name private double balance; Account balance Public A

1. stocks under the 60-day moving average will never touch 2. The stock is above the 30-day moving average and the moving average is upward. 3. The 10-day moving average goes up, and the 5-day moving average crosses the 10-day moving average downward. 4. The stock is based on the day of purchase. The day before the purchase plus the day before and the day after the purchase. The lowest price in the three da

In this system tutorial, the weather god account WeatherGod is used on the public platform to support the names, pinyin, area codes, voice triggering modes, geographic location queries, and image recognition of Weather Forecasts in Nearly 2500 cities in China, speech Recognition (research), stock query, express delivery query, date query, Constellation query, etc.) is used as an example to explain the interface development process. You are welcome to

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 stocks. The sideline is th

--------Youku Play Address: http://v.youku.com/v_show/id_XMTMzMDA0MTc2NA==.html?from=y1.8-4.999I feel obliged to say it, and I have a duty to say it.I think on the "top of the Earth", how to remind the risk, is also our column of the original intention; how do we remind the opportunity at this time, is also a purpose of our column;I think a person to send warm in the winter, the summer to send cool, rather than the opposite.At this time I have the duty to stand out, tell everyone this is the bot