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#!/usr/bin/env python3.5#-*-Coding:utf8-*-ImportTime,osImportAsyncioImportaiohttp#10-File quotesclassLeverfun:stock_api='Https://app.leverfun.com/timelyInfo/timelyOrderForm' def __init__(self): self.stocks_dict=dict ()defstocks (self, stock_codes):ifType (stock_codes) is notList:stock_codes=[Stock_codes] Threads= [] forStockinchstock_codes:threads.append (Self.get_stock_detail (stock))Try: Loop=Asyncio.get_event_loop ()exceptRuntimeerror:loop=Asyncio.new_event_loop () Asyncio.set_eve

(I) Project Framework AnalysisMom is going to cook, find no soy sauce, let her son buy soy sauce, and then come back to Cook.According to Object-oriented thinking, there are two objects, mother and sonThere are two main methods:(a) There is no Line program control (that is, the son did not buy soy sauce back mother cooked Dinner) + (no call Jion METHOD)(b) Wired Program Control (mother process and son process and successively Influence) + (call jion METHOD)Structure diagram of the project:(ii) N

E-arbitrageTime limit:1000MS Memory Limit:65536KB 64bit IO Format:%i64d %i64 U SubmitStatusPracticePOJ 2240Appoint Description:System Crawler (2015-11-24)DescriptionArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one UN It's the same currency. For example, suppose that 1 US Dollar buys 0.5 British pound, 1 British pound buys 10.0 French

Commodity correlation AnalysisAssociationRelevance: Mainly used in the Internet content and documents, such as search engine algorithm documents in the relationship between.Association: It is used on the real thing, such as the correlation between the goods on the e-commerce website.Support: The probability that a dataset contains several specific items.For example, the number of beers and diapers in a 1000-time commodity transaction is 50 times, so the association supports 5%.Confidence level (

user-item inverted table, so that each time we calculate the similarity between the items that a user has performed, it can ensure that the calculated similarity is useful, instead of spending a large amount of computing on those 0 (it must be a sparse matrix) Method 1 of similarity improvement: If similarity is calculated based on the formula above, you will find that item I and item j are highly similar because of the high popularity of reading, so almost everyone can buy them. In this case,

pigsty will be closed again. Ask how many pigs can be sold in total. (1 For instance. There were 3 pigsty, initially with 3, 1 and 10 pigs. In turn, 3 customers, the first to open the 1th and 2nd pigsty, buy up to 2 head, the second to open the 1th and 3rd pigsty, buy 3 head, the third to open the 2nd pigsty, up to buy 6 head. One of the best possibilities, then, is that the first customer buys 2 heads from Circle 1th, and then puts the remaining 1 h

DescribeArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one UN It's the same currency. For example, suppose that 1 US Dollar buys 0.5 British pound, 1 British pound buys 10.0 French francs, and 1 French franc Buys 0.21 US dollar. Then, by converting currencies, a clever trader can start with 1 US

Time limit:1000 MSMemory limit:65536 KB 64-bit integer Io format:% I64d, % i64uJava class name:Main [Submit] [Status] [discuss]Descriptionarbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same currency. for example, suppose that 1 US dollar buys 0.5 British pound, 1 British pound buys 10.0 French francs, and 1 French franc

Arbitrage DescriptionArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same currency. for example, suppose that 1 US dollar buys 0.5 British pound, 1 British pound buys 10.0 French francs, and 1 French franc buys 0.21 US dollar. then, by converting currencies, a clever trader can st

transferred to other pig in any way, and then all pig circles are re-launched.Close. Ask how many pigs can be sold in total. For example. There are 3 pig rings, and 3, 1, and 10 pig in the initial stage. ThreeCustomer, the first to open pigsty No. 1 and No. 2, a maximum of two; the second to open pigsty No. 1 and No. 3Pigsty, buy up to 3; the third opens pigsty 2, buy up to 6. So, the best possibilityOne is that the first customer buys two heads from

The central bank's 930 New Deal Launched mortgage securitization will spur 10 trillion into the real estate macro-economy observation report [Weibo] I want to share 3 Real estate new financial age: 100,000 million MBS imagination Chen Zhe wanxiao Today, if you are a high-quality customer of the mortgage service, you may enjoy a higher position on the bank Application List. In the future, you may be able to get lower interest rates from the bank, but the house is mortgaged to a brokerage and

Arbitrage Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others) Total submission (s): 3277 accepted submission (s ): 1489 problem descriptionarbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same currency. for example, suppose that 1 US dollar buys 0.5 British pound, 1 British pound buys 10.0 French

No one buys a car with only one tire or steering wheel. Everyone buys a complete car with multiple components, such as tires, steering wheel, and engine. How to assemble these components into a complete car and return them to the user is a problem that needs to be solved by the builder mode. The builder mode is also known as the generator mode. It is a complex creation mode with a low usage frequency. The b

exec (script file name). cfg in the console during execution. For example, if you save a script as a buys. cfg file, input exec buys. cfg in the console to implement the required functions. To implement a command, you only need to define this process (alias) and assign a key bit to this command. In the future, you only need to press the assigned key bit to implement this process. All scripts are implemente

The selling price is the card price that the bank sells foreign currency to the customer, that is, the card price when the customer purchases foreign currency from the bank. The purchase price is the card price when the bank buys foreign currency or foreign currency from the customer, it is divided into two types: Cash purchase price and cash purchase price. The current remittance purchase price is the card price when the bank

The deformation of the shortest path is equivalent to finding the maximum path. Using Bellman-FordArbitrage Time limit:1000 ms Memory limit:65536 K Total submissions:10848 Accepted:4574 DescriptionArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same currency. for example, suppose that 1 US dollar buys 0.5 British pound, 1 British p

no longer fall in the ocean. [1] => no more than the current year [2] => Sun Dan no longer buys rice cookers ) $ S = "111" | 9 | 2212 | 1321 424 | 5 | "; Preg_match_all ('/(? Array ( [0] => rice cookers no longer

Label: Floyd Have you ever seen such a strange Floyd? First. [Description] There is a difference in the exchange rate of the currency, for example, assume that 1 dollar buys 0.5, 1 pound buys 10 francs, and 1 French francs buys 0.21 dollars. Then, by currency conversion, a smart trader can buy 0.5*10*0.21 = 1.05 USD from 1 USD, making a profit of 5%. Your task i

Link: Http://acm.hdu.edu.cn/showproblem.php? PID = 1, 1217 Question: Arbitrage Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 2594 accepted submission (s): 1167Problem descriptionarbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same currency. for example, suppose that 1 US dollar buys 0.5 British pound, 1 British p

ArbitrageTime limit:2000/1000 MS (java/others) Memory limit:65536/32768 K (java/others)Total submission (s): 5679 Accepted Submission (s): 2630problem DescriptionArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one UN It's the same currency. For example, suppose that 1 US Dollar buys 0.5 British pound, 1 British pound buys 10.0 French francs