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Algorithm written test surface Test _ Mall engage in activities, full 100 minus 30, full 200 minus 80, ask 1000 yuan the most can buy what money?Solution Ideas:1, first spend 1000 yuan, return (1000/200) *80 = 4002, spend 400 yuan, return (400/200) *80 = 160;3, borrow someone else 40 yuan, hand gather enough 200 yuan, return 80 yuan.4, also give others 40 yuan, hand also has 40 yuan, also can buy 40 yuan of

200 or so computer chassis to buy which good? For DIY installed friends, when buying a chassis may exist such entanglements, too cheap to worry about, poor quality, and expensive and not willing to buy. In fact, the chassis equivalent to the skeleton of the computer, it will not affect the computer performance, but do not recommend to buy the following poor qual

If you want to use Microsoft Natalie to help us buy tickets, we just say to it: "Buy train ticket" or "Natalie help me to buy train ticket" can. Then we want to let Microsoft Natalie know we purchased the ticket time and date, such as our choice: "Tomorrow's Suzhou to Wuxi train tickets" Okay, so we click on, for example, K738, and then enter the pa

Topic 28 people buy cola, 3 Coke bottle caps can change a bottle of Coke, then how many bottles of Coke to buy, enough 28 people to drink. If it's 50 people, how many bottles of cola do you need to buy? (Need to write analysis ideas) public class Test {public static void Main (string[] args) { int a= 28;//numbers int exchage =a/3;//The number of bottles to s

"Topic description": Xiao Ming opened a candy shop. He ingenuity: the fruit sugar into 4 packs and 7 packs of two. Sweets cannot be sold by unpacking. When the child comes to buy the candy, he uses these two kinds of packing to combine. Of course, some sweets can not be combined, such as to buy 10 sugars. You can use a computer to test that in this case, the maximum number of not

Apple products are a truly integrated system because Apple manufactures hardware, operating systems, and numerous applications. Only AppleCare products can provide you with one-stop repair service and technical support from Apple experts, and you can solve most of the problems by dialing a single call. China's consumer protection law includes a "three packs" rule that gives consumers a 2-year warranty on the quality of the major components of the IPad and Mac, and gives consumers 1 years ' warr

First of all, we need five metrics for space: Speed Bandwidth IIS Connection price serviceBelow popularize the above four keywords basic knowledge. Bandwidth: such as QQ Access file speed of one second is 100kb/s, then a minute of 100k/s * 60 seconds =6000kb=6000/1024=5.859375 trillion (reference hundred degrees http://zhidao.baidu.com/ question/26068877.html) that is, a person in your station to download a 6M of things lasted 1 minutes, then want speed 100K, will station server bandwidth resour

Buy the SouvenirsTime limit:10000/1000 MS (java/others) Memory limit:32768/32768 K (java/others)Total submission (s): 1662 Accepted Submission (s): 611Problem Descriptionwhen The winter holiday comes, a lot of people'll has a trip. Generally, there is a lot of souvenirs to sell, and sometimes the travelers would buy some ones with pleasure. Not only can they give the souvenirs to their friends and families

http://acm.hdu.edu.cn/showproblem.php?pid=2126Buy The SouvenirsTime limit:10000/1000 MS (java/others) Memory limit:32768/32768 K (java/others)Total submission (s): 1904 Accepted Submission (s): 711problem Descriptionwhen The winter holiday comes, a lot of people would have a-trip. Generally, there is a lot of souvenirs to sell, and sometimes the travelers would buy some ones with pleasure. Not only can they give the souvenirs to their friends and fa

One: Leetcode 121 best time to Buy and Sell StockTopic: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.Links: https://leetcode.com/problems/best-time-to-buy-and-sell-stock/A

　　Mr. Wu, a trader of the Webitrader two-dollar option, shares with you how he bought an iphone 5 in one weeks with $1000.I only used 1000 yuan to buy a iPhone5, want to know how I do it? I am an IT programmer who needs to work 10 hours a day, so I have no way to invest money that takes too much time. But when a friend introduced me to the two-dollar option, I found that the investment that was simple and did not require a download platform was perfec

　　 may everyone knows every day buy open source system, a Do group buy open source project is great, some days ago did based on the daily purchase system to do the group purchase client and mobile server! Source code out, have to understand can see, hope revenue! First of all, the server: App server, based on the daily purchase of the database re-burst the mobile interface, based on the HTTP protocol, the c

Buy Tickets Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 19012 Accepted: 9442 DescriptionRailway tickets were difficult to buy around the Lunar New year in China, so we must get up early and join a long queue ...The Lunar New year is approaching, but unluckily the Little Cat still had schedules going here and there. Now, he had-to

A simple test may tell us a lot. The hostess asked a male why you care so much about money. The male guest said, "Money can buy everything !" The audience burst. The male smiled and said, "let's test it ." A very simple theme: one of your enemies fell in love with your girlfriend. Now, if you want to quit, you are a normal person and you love your girlfriend. The man is willing to make some money to compensate you. All the audience did n

Say you have an array for whichITh element is the price of a given stock on dayI. Design an algorithm to find the maximum profit. you may complete as your transactions as you like (ie, buy one and every one share of the stock multiple times ). however, you may not engage in multiple transactions at the same time (ie, you must wait the stock before you buy again ). Answer public class Solution { public in

I. Problem: N people hold 1 yuan, and N people take 2 yuan to buy tickets. The fare is one yuan, and the ticket yuan can only be used to buy one yuan from N people for the change of 2 yuan. There are several ways to arrange Analysis: catlan Number Method Recursive Formula: F (2 * n) = f (0) * F (2 (n-1) + F (1) * F (2 (n-2) + ...... + F (2 (n-1) * F (0) F (n) = f (0) * F (n-1) + F (1) * F (n-2) + ...... + F

POJ 2827 Buy Tickets (queuing problem, line segment tree application), poj2827POJ 2827 Buy Tickets (queuing problem, line segment tree Application) ACM Address: POJ 2827 Buy Tickets Question:Line up when buying tickets.A number pair is given to represent the position Pos_ I and Val_ I of a person respectively, and the val sequence of the final queue is obtained.

Best Time to Buy and Stock III, sellstock This article is in the study of the summary, welcome to reprint but please note the Source: http://blog.csdn.net/pistolove/article/details/43740415 Say you have an array for which the ith element is the price of a given stock on day I. Design an algorithm to find the maximum profit. You may complete at most two transactions. Note:You may not engage in multiple transactions at the same time (ie, you must e

Hdoj 1133 Buy the Ticket [catlan], hdoj1133 Q: m people (50 yuan) and n people (100 yuan) are going to buy tickets. I didn't have a ticket office at the beginning. I asked the number of types that everyone can buy at the end. This is also a classic question of the catlan number type. We can regard them as trains in and out of the station, but because people are d

Tags: des style blog color Io OS AR Say you have an array for which the ith element is the price of a given stock on day i.Design an algorithm to find the maximum profit. You may complete at most two transactions.Note:You may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy again). Difficulty: 99 Refer to the Code ganker solution. This is an extension of best time to