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Topicthe best time to buy and sell stocksSuppose there is an array, the first element of which is the price of a given stock in the first day. If you are allowed to complete only one transaction at most (for example, buying and selling a stock),

The journey of a manTime limit:1000/1000 MS (java/others) Memory limit:32768/32768 K (java/others)Total submission (s): 23416 Accepted Submission (s): 8154Problem description Although grass son is a road crazy (is in Hangzhou electric stay for more

An algorithm !! The existing range is $ start -- $ end (for example, 5--10 ). Give a variable $ param: If $ param If $ param> $ end, $ param = $ end No logic algorithms such as if else and ternary (although simple and efficient) Realistic

Title Link: http://acm.hdu.edu.cn/showproblem.php?pid=5412The main idea: to an array a[n] (n1 L V: Change the value of a[l] to V2 L R k: the K-value of the L~r interval is obtainedThe total number of operations is 10^5.2015 years of school tenth

Existing range: $start-$end (example: 5--10). Give a variable $param: If $paramIf $param> $end then $param= $end Do not use if else, ternary logic algorithms (albeit simple and high efficiency) A mathematical algorithm for achieving this requirement

#include using namespacestd;voidGetmaxmin (intA[],intLen) { intMax, Min; if(Len%2) {Max= min = a[0]; for(inti =1; i 2) { if(A[i] 1]) { if(A[i +1]>max) {Max= A[i +1]; } if(A[i] min)

Experiment three, process scheduling simulation program experimentMajor: Computer Science and Technology Network engineering name: Chen Yuting No.: 201306114132First, Experimental PurposeA process scheduler is completed in a high-level language to

Linux under the corresponding user, with the crontab-l command to see the user scheduled Tasks,-e can be edited, but its real files where it. Taking CentOS as an example, its true position is: Under/var/spool/cron, a user who performs a scheduled

Meaning to a N-node tree, the node number is 1~n, the root node is 1, and each node has a weight value. Starting from the root node, go no more than k step, ask the maximum number of weights can be obtained? Ideas Because it's a bit like uva-1407

Use static factory method to replace construction method and static ConstructionCreate Object Construction Method create object In Java, common methods to create objects areConstructorCreate; For example, the following is a constructor of the

The main idea is to give a series of sequences, to become non-strict increment or non-strict decrement, the total cost is to modify the sum of individual value changes.Ideas:DP, discretizationFirst discretization of all possible values of AI to make

1. Define function Implementation: Enter a number of students ' scores (enter the number of people or the end of a negative can), the average score, the highest score and the lowest score, and point out the highest score and the lowest score of

First of all the left is to be selected, and then the right to note that some of the interval can be removed. 1. There are two different aces in the interval. 2. There is an A in the interval, and this is not a corresponding to this interval.I was

Idea: After analyzing this problem, we will find that when two people pick up the first bottle, the minimum value of the road after the walk will not change.   So just find out two cases where the first bottle is the minimum value (one of them does

The pairing program I was with the classmate Wang Xin classmate Group, the topic is to design a golden point game, originally looked at the teacher suggested interface and server design, want to use Java to write, but we are not too familiar with

6.1 why use a template? What is the general form of function template declaration? Writing a general template can be applied to a variety of different data typesCodeTo improve the efficiency of software development. Statement format: Template

1. Crop images for iOS -(Uiimage *) croppedimage :( uiimage *) Image {If (image){Float min = min (image. Size. Width, image. Size. Height );Cgrect rectmax = cgrectmake (image. Size. Width-min)/2, (image. Size. Height-min)/2, Min, min );Cgimageref

Meaning An N-node tree with a positive integer that represents the distance between two nodes. Your task is to answer this query: From the node, go no more than X unit distance, How many nodes can be passed at most? The same node passes many times

Leetcode updated to 155, this easy question acceptance but not high, I am curious to open it.Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. Push (x)-push element x onto stack. Pop

Summary of Game knowledge There is a very interesting game, that is, there are several piles of objects, can be a match stick or go son, etc. can be. TwoA person takes a number of objects from a heap, and the final object of the light is won. This