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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

Link: HuangJing Idea: given n inserts, if the push is positive, the insert will affect the last position, so we should solve the problem in reverse order, if this person is in the position of the I-th person, there must be an I-null position in front of this person, because it is taken forward from the back, therefore, when updating each time, we should consider inserting this person after there is an I vacancy in the front. Then, the final sequence will meet the conditions .. Question:

11 types of funds you will never buy. 14:46:33 Address: http://blog.sina.com.cn/u/4fe052f50100dg8a [view original] 1. The fund management company has been criticized or held accountable by the management department for many times. 2. The cumulative net growth rate of most funds under the fund company is lower than the market average. 3. Fund companies' similar funds have a large gap in return. 4. The website of the fund company does not have a te

# Include # Include # Include Int CMP (const void * a, const void * B){Return * (int *) A-* (int *) B;}Int main (){Int t, n, m, I, J, K, TT, sum;Int A [35], F [505] [35];Scanf ("% d", T );While (t --){Scanf ("% d", N, M );Sum = m;Tt = 0;For (I = 1; I Scanf ("% d", A [I]);Qsort (a + 1, n, sizeof (A [0]), CMP); // ------------- this quickline should be noted that when (a + 1) that's it. Everything else is the same as starting from scratch...For (I = 1; I If (sum> = A [I]){Tt = I; // ----------

A function of Cofco I buy network has a design defect. It can escalate permissions and raise high permissions. The user registration function of I buy network has design defects. Common users can register as system administrators. 1. Use Fiddle to capture packets. The user registration process will eventually get the following link: http://www.womai.com/Cart/Register.do ? ParendId = Email = sex % 2540126.c

123. Best time to Buy and Sell Stock IIISay 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).Dynamic planning, Preprofit save before I trade gains. Postprofit the proceeds from the trans

1. Title:Bookstore for the "Harry Potter" series of books for promotional activities, a total of 5 volumes, with numbers 0, 1, 2, 3, 4, a single volume of 8 yuan, the specific discount is as follows:Discount 2 of 5%3 10%4 20%5 25%Depending on the number of volumes purchased and this number, different discount rules will be applicable. The singular book only corresponds to one discount rule, for example, two volume 1, one volume 2, you can enjoy 5% discount, another volume does not enjoy the disc

1.ref:http://blog.csdn.net/linhuanmars/article/details/23164149The difference is that it can be traded infinitely many times (of course we know that the deal will not exceed n-1 times, that is, every day we sell first and buy it). Since there is no limit to the number of transactions, we can see that we can get the maximum profit if we trade for a two-day spread greater than 0. So the algorithm is actually adding up all the spreads greater than 0 can

/** 188. best time to Buy and Sell Stock IV * 2016-6-6 by Mingyang * This topic my approach is to set up a number of transaction for the two-dimensional dp,t[i][j]i, J is the days * Also is to complete the maximum value of the I transaction within J days * T[i][j]=max 1. T[I][J-1]------> J Day does not trade at all * 2. (Prices[j]-prices[m]) +t[i-1][m]------all the maximum * for m=0,... j-1---that is, in M days to complete i-1 transactions, the last t