how much petabyte cost

Main TopicThere are n vertices on a graph, numbered from 1 to N, there are some non-forward edges between vertices, edges have length, require to go from vertex 1 to vertex N, and then from Vertex n back to Vertex 1, where it is not necessary to go through each vertex, but the edge of the path required to walk only once. Find the minimum length of the path from 1--->n-->1.Problem AnalysisEach non-forward edge can only walk at most once, which could be considered as a capacity of only 1 of these

Training SetTraining set Size in Feet2 (x) Price in + ' s (y) 2104 460 1416 232 1534 315 852 178 Hypothesis:\[{h_\theta}\left (x \right) = {\theta _0} + \theta {x}\]Notation:Θi ' S:parametersΘi ' s: ParametersHow to Chooseθi ' s?How to choose θi ' s?Idea:chooseθ0,θ1so that H (x) was close to Y for our training examples (x, y)Thought: For the training sample (x, y), select θ0,θ1 to make

", or "NO".Sample Input23 2 22 20 0 00 0 13 2 22 20 0 00 0 0Sample OutputCase #1: yescase #2: NOHintGive The first and second candy to the first kid. Give the third candy to the second kid. This allocate make all kids happy.AuthorbjtuSource2012 multi-university Training Contest 3 Test instructions: There are N sweets (numbered 1~n) assigned to M Children (numbered 1~m), if like[I [J]==1 illustrates that I children like to eat the first J candy, if He can get the value K if he gets the first J ca

Minimum cost tree (0404) Problem descriptionThe following method is called the minimum cost of the letter tree: Given a sequence of positive integers, for example: 4,1,2,3, adding them without changing the position of the number, and using parentheses to mark the sum of each addition.For example: ((4+1) + (2+3)) = ((5) + (5)) = 10. Except the original number is not 4,1,2,3, the rest are intermediate results

Title Link: BZOJ-1221Problem analysisAlgorithm one: Minimum cost maximum flowFirst, this is a classic network flow problem. Create two nodes per day, one I means using towels, and one I ' means the towel used this day.Then I to T even Ai (the number of towels needed for the first day). From S to I ' Even AI, so the new used towel this day is AI.Then I ' can be connected to (i+1) ', said to stay until the next day to deal with, I can also flow to i+p+1

A matrix is given with a constraint: I (0 At first glance, we built a bipartite graph. However, we found that there was a lower bound and no upper bound minimum cost flow problem... Problem conversion: the so-called difficult is opposite! At present, a row/column must have at least K rows and at least the sum. Isn't that row/column having at most K rows and column having the maximum sum? In fact, that is, a maximum of K is used to convert the maximum

Http://tyvj.cn/Problem_Show.aspx? Id = 1982 Question at a glance .. The connection capacity of each source is 1 and the cost is 0. Each person connects to a transit node with a capacity of 1 at a cost of 0 (you can also directly connect to the back end without connection) The transit node Na wants to connect all items A with a capacity of 1 at a cost of 0. All it

Cost Value of object-oriented Encapsulation This chapter implements custom encapsulation for some representative data controls. Its content is informative and precise enough, and some controls are also encapsulated, such:• Custom "tabcontrol" to "TC _" class;• Custom "RichTextBox" to "RTB _" classes.Because they do not have many characteristics worth emphasizing in requirement grasp and design conception, they will not be listed one by one. As long as

HDU 3376 -- Matrix Again [maximum cost flow Classic Graph creation], hdu3376 -- matrix Matrix Again Time Limit: 5000/2000 MS (Java/Others) Memory Limit: 102400/102400 K (Java/Others)Total Submission (s): 3457 Accepted Submission (s): 1020 Problem DescriptionStarvae very like play a number game in the n * n Matrix. A positive integer number is put in each area of the Matrix. Every time starvae shocould to do is that choose a detour which from the top

The online exam summarizes the following 10 knowledge point memory skills:1. The total investment of the construction project includes fixed asset investment (also called the project cost) and current asset investment (also called liquidity ). 2. fixed assets investment includes: equipment and appliances purchase fee (equipment purchase fee, equipment and production furniture purchase fee), construction and installation project fee (direct fee, indir

Mobile internet has developed particularly rapidly in recent years, and more and more enterprises are beginning to focus on the mobile Internet, which means that the era of mobile internet is coming, and mobile app application is a factor of competition. In the mobile internet era, mobile app development is no longer what is new, many enterprises know that exclusive independent brand app development is an important choice for the future survival and development of the mobile Internet.How much do

In recent years, the domestic live broadcast industry development, from the personal show to the game live, from UGC to PUGC, more and more enterprises began to dabble in Live app, including the most fire short video, small video app, but also joined the live function to increase user stickiness and monetization ability. So what is the logic behind the development of live streaming apps that have been the subject of concern? How much does it cost to b

the At the same time, there are N-car owners with their cars came to the vehicle repair center. Maintenance center of a total of M technicians, different technical personnel of different vehicles for the maintenance of the time is different. Now it is necessary to arrange the car and the order of the M technician to make the average customer wait for the smallest amount of time. The customer's waiting time refers to the time from when he sent the car to the repair center to finish the repair.Th

In Windows Azure VM, the billing model is related to several factors: Cost 1:VM Type and VM Size Please refer to the specific billing mode here http://www.windowsazure.com/en-us/pricing/details/virtual-machines/#service-windows We know that when we create a Windows Azure VM, we can select the type of VM. This is related to the operating system, installed applications: A) Windows b) Linux c) SQL Server d) BizTalk Server We can also select the

Cross entropy cost function 1. Cross-entropy theory Cross entropy is relative to entropy, as covariance and variance. Entropy examines the expectation of a single information (distribution): H (p) =−∑I=1NP (xi) Logp (xi) Cross-Entropy examines the expectations of two of information (distributions):H (P,Q) =−∑I=1NP (xi) logq (xi)For details, please see Wiki Cross entropy y = Tf.placeholder (Dtype=tf.float32, Shape=[none, ten]) ... Scores = Tf.matmul

Const int M = 20010, ME = 500000; const int INF = 0x3f3fffff; // ****************************** int Head [M], next [ME], Num [ME], Flow [ME], Cap [ME], Cost [ME], Q [M], InQ [M], Len [M], pre_edge [M]; class MaxFlow {public: void clear () {memset (Head,-1, sizeof (Head); memset (Flow, 0, sizeof (Flow);} void addedge (int u, int v, int cap, int cost) {Next [top] = Head [u]; Num [top] = v; cap [top] = cap;

At present, most mature ERP systems are integrated with standard cost management system. Due to the highly integrated nature of the ERP system, the effects of various factors on the standard cost require a lot of time and effort from the relevant personnel to analyze, after all, the intelligent system still needs people to participate. This paper will focus on the analysis and control of differences.One, th

matrix can only be added once. Algorithm Analysis: This problem can use DP to do, but my DP thinking is limited, is not familiar with, just recently brush the topic, introduce the minimum cost maximum flow algorithm solution. Think of the top left as the source point, and the bottom right as the meeting point. Walk from the top down once, and then from the bottom to go up once, in fact, it is equivalent to go down from the top two times, that is, fr

}$Then consider the number of 1~n to be screened out.Consider building a two-part mapPrime number with a source less than $\sqrt{n}$, with a capacity of 1 and a cost of 0Prime number greater than $\sqrt{n}$ to connect edge, capacity 1, cost 0Prime number less than $\sqrt{n}$ $a$ to a prime number greater than $\sqrt{n}$ $b$ edge with a capacity of 1 and a cost of

Question: poj2135FarmTour. Analysis: If this question is not carefully read, it may be used as the shortest path. the shortest path is not necessarily the best. it is the shortest path of the two, but not necessarily the shortest path. We can use the billing flow to easily solve the problem. The Edge building capacity is 1, the cost is the edge right, and then the source node s connects to 1, and the fee is Title: poj 2135 Farm Tour Question: Give an