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according to the class diagram. Interface (dormitory Member) /*** Dormitory member interface * development time: 9:17:19 */public interface dormitorymember {// buy the staple food public Boolean buystaplefood (string staplefoodname ); // public Boolean buydish (string dishname); // public Boolean buydrink (string drinkname );}Proxy (dormitory Director) // Proxy class public class dormitorymemberproxy implements dormitorymember {// hold a proxy object private dormitorymember; // input the proxy

1. Best time to Buy and Sell Stock II1 classSolution {2 Public:3 intMaxprofit (vectorint>prices) {4 if(Prices.size () 1)//prices.size is unsigned int5 return 0;6 intPro =0;7 for(intI=0; I1; i++)8 {9 if(prices[i+1] >Prices[i])TenPro + = prices[i+1]-Prices[i]; One } A returnPro; - } -};The actual stock is impossible to know after today's fares, otherwise it will be based on the trend, every t

keyboard and divide it by 10Switch (chengji ){Case 10:System. Out. println ("My father buys a car for him ");Break;Case 9:System. Out. println ("Mom buys him a laptop ");Break;Case 8:System. Out. println ("Mom buys him a cell phone ");Break;Case 7:System. Out. println ("Mom buys him a cell phone ");Break;Case 6:System

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In recent years, the webmaster is a weak group, all weak, cowardly pronoun, there may be a lot of stationmaster not happy, obviously you are successful, you are very NB now, but 1 years ago, 2 years ago, more long ... To be a webmaster, the first to pass some of the list of "Coward certificate" First of all, every day to ensure adequate Internet time, staring at the hardness of the screen every day, eyes pain, buttocks pain, the outside world people do not understand you! You must learn to swall

talk about it. In his blog, Li Wei said,"Chuck was tired and Danny was tired. Many of us were tired.Now", I know. Li Wei said,"We cannot determine the direction of Borland", I also understand. ~~~~~2. Opportunities~~~~~So when I showed me the blog David. I that night, I replied, "I hope they are right. Sold,Borland can survive. "I even said," If Ms may buy Delphi, it will be the most"I even said," If Ms buys Delphi, I decided to write the second vers

passenger transportation, it is best to have the same seat and sell as many tickets as possible. For example, for trains from Shanghai to Beijing, if a passenger buys a ticket from Shanghai to Nanjing and B buys a ticket from Nanjing to Beijing, in terms of the efficiency of seats, of course, both Jia and Yi can be seated in one seat.There should be other requirements. I suggest narrowing the demand scope

1. Badminton Racket 15 Yuan, the ball 3 yuan, the water 2 yuan, has 200 yuan, each kind at least buys one, asks has several buys the method?2. Shampoo 15 Yuan, toothbrush 5 yuan, soap 2 yuan, has 150 yuan, each kind at least buys one, asks has several buys the method?3. With 100 yuan to buy 100 chickens, Rooster 2 yuan

Internet shopping has become a hot topic today, with a variety of shopping sites and mobile apps popping up. What buys clothes, buys the fruit, buys the rice, buys the oil to have got the solution, since has had these the app, no longer has to go to the supermarket to row the super long Troop, carries the overweight go

notifies the first-tier vendor of what the price is (proactively providing parameters for the callback function).Callback (Vendoramount);});}Secondary supplier functions:var Vendor2 = function (qty,type,callback) {Receive the order, and then check that the quantity and type are correct. Whether this type of glass can be produced.Vendor2check ();Secondary suppliers do not need to know where the goods are taken, only need to notify the first-level suppliers to the goods can beThen order the first

Nowadays, the net buys a clan very possibly carelessly, falls into each kind of net buys a trap. From the network to buy goods "physical map" of the network to buy Trojans, to only and "Taobao" such as online shopping site A word of the difference of the phishing website, and then to the moment staring at your network Silver Password Keyboard record wizard, lifelike Shanzhai bank site, they are always lurki

Online shopping is now a lot of people must choose the fashion shopping model. In recent years, online shopping has become popular daily behavior. The convenience of shopping is one thing, in fact, on the other hand. Widely recognized behavior, but will be on the network of some malicious people on the stare, widely expressed, through a number of phishing, deceptive web sites to users of online shopping malicious fraud. Therefore, the public for these malicious threats to the normal behavior of

effective, midway out of the car failure. Pass refers to the ticket from the face of the station to the final arrival of the transit tickets. The face contains the train from the station to the transit point and the seats, in the transfer station, you need to check the ticket window for transit visa procedures. The ticket shall be valid for the mileage, and the passenger should take the bus to the arriving station before the expiration date. 　　3. What is a long-distance ticket, a round-trip t

you from downloading files, but to prevent unauthorized people from extracting the contents of files from compressed files, because WinZip and many other compression programs provide password protection. However, the disadvantage of this approach is also obvious, if you allow someone to access the contents of the file, you must provide him with a password, then you can not prevent this person to pass the password to others. In fact, if you search the Internet, you'll find all sorts of passwords

ArbitragePOJ-2240 Arbitrage 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

ArbitrageTime limit:2000/1000 MS (java/others) Memory limit:65536/32768 K (java/others)Total submission (s): 5272 Accepted Submission (s): 2418Problem Descriptionarbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency in To 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 franc

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

Arbitrage 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 francs, and 1 French franc buys 0.21 US dollar. then, by converting currencies, a clever trad

Problem description Arbitrage is the use ofdiscrepancies in currency exchange rates to transform one unit of a currencyinto more than one unit of the same currency. For example, suppose that 1 usdollar buys 0.5 British pound, 1 BritishPound buys 10.0 French francs, and 1 French franc buys 0.21 US dollar. then, by converting currencies, A clevertrader can start wi

Arbitrage Time Limit:1000 MS Memory Limit:65536 K Total Submissions:12809 Accepted:5414 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