Reason for writing
(Elo ratings)Elo ranking systemIt is an authoritative method for assessing the benchmark level. It was originally created by Professor of Physics Arpad Elo and named ero ranking. Oracle ranking was first used in chess and go games. Currently, it is widely used in chess, go, football, basketball, and other sports. The ELO algorithm was first successful in the online game wow. Now the ELO algorithm is introduced on the 11 th platform to implement the
()! = End.length ())return 0; + if(Mat (Start,end))return 2;//there is only one mismatch. - if(Dict.find (end) = = Dict.end ()) Dict.insert (end);//end must be in the set + if(Dict.find (Start)!=dict.end ()) dict.erase (start);//start must not be Setzhong Aunordered_setstring>::iterator dist = dict.find (end);//End Pointer atunordered_setstring>::iterator it =Dict.begin (); -queuestring>que; -Que.push (start);//starting point Advanced Team - intCount=1; -
1. Must be run in Botulu software Step7, Configuration king and unity to communicate with PLCMust be run in Botulu software Step7, Configuration king and unity to communicate with PLC2. The Configuration king and unity cannot read and write the PLC data because of this setting.3. Add a dense ladder diagram to the PLC, and then want to download a new program, you need to enter this password.When a ladder dia
Word ladder
Given two words (StartAndEnd), And a dictionary, find the length of shortest transformation sequence fromStartToEnd, Such that:
Only one letter can be changed at a time
Each intermediate word must exist in the dictionary
For example,
Given:Start="hit" End="cog" Dict=["hot","dot","dog","lot","log"]
As one shortest transformation is"hit" -> "hot" -> "dot" -> "dog" -> "cog", Return its length5.
Note:
Return 0 if there is no such transfo
A joke came before the holiday: IT people gather together to pay attention to drinking (super funny), it super funny
Everyone drinks beer. Now you're seated ......You poured yourself a cup of cola, which is called low configuration.You poured yourself a beer, which is a standard configuration.You poured yourself a cup of tea. The color of the tea is the same as that of beer. This is called a Trojan horse.Yo
Yao Ming"
On the side of the station, the dwarf called "I am taller than Yao Ming"
-The classic "Romeo and pig overnight" in area 2 Aisa"
For the first time, I laughed at me and thought for a few days, why should I spend the night with a pig ??? Why ???
-One day, we saw four dead people: "killing one is enough, killing two people to earn one, and killing the other is a miracle. Killing four dead people is impossible ."
It wasn't long before I saw the body of a ox-headed person: "If there is one
The chicken and rabbit are in the same cage.AlgorithmDesign Issues. Many people use this question to explain the application of "circular statements" and "exhaustive methods.
Here, I turn to a super-powerful and super-funny "Chicken and rabbit cage" algorithm:
Original post address: http://www.lzhi.org/views/509008
[Algorithm description]
Assuming that chickens and rabbits are well trainedBlow a whistle and they raise one foot (40-15 = 25)Blow
An important reason to be lazy to switch items from SVN to git is not to use Git. Recently I felt that we had to study, then encountered a variety of problems, but also read a lot of articles. This article speaks about the failure of the push tag--the funny reference name. The error message is as follows: Repository [email protected]:wei.chou/gitusagetest.gitfunny refnameerror:refusing To create funny ref '
How does the CPU look at performance? This is a problem that friends of computer enthusiasts often ask. Today, the computer Pepsi network finally brought the CPU ladder Figure 2016 the latest version, through the latest CPU ladder diagram, can fully understand the computer processor performance. This provides 2016 of the latest CPU ladder diagram is very comprehe
April 2013, Ali ladder Cluster in the data Center (IDC room) is full, unable to continue to expand the cluster. According to the data volume of Ali group at that time the growth trend, in the foreseeable short time, the cluster size will be unable to continue to expand due to the lack of room seats. Because at that time the Hadoop version of the ladder does not support the function of single cluster across
CPU Ladder Figure 2016 the latest version of the CPU how to see performance?
How does the CPU look at performance? This is a problem that friends of computer enthusiasts often ask. Today, the script House finally brings up the latest version of CPU Ladder 2016, through the latest CPU ladder diagram, to fully understand the computer processor performance. This p
The action is taken from "the Sea", which is mainly about rhythm and detail.
Click here to download the source file
The speed of a group of movements will not always be the same there are fast and slow looks have rhythm and rhythm can be a few details to organize the idea of specific look at this group of movements
Source file frame label from A to J bundle is the action on the ladder every letter is labeled by a frame number the girl got on a
figures in the paintings are exactly the same as you, and the price is 0.2 million. The funny thing is that the title of this painting is actually a thief .」
The rich seem to have been beaten by others and think of painters more than a decade ago. It hurt him too much. He immediately rushed to the young painter, apologized to him, and spent 0.2 million to buy the portrait painting. With an unyielding ambition, young people let the rich down their he
For those who like to play the game, "notebook graphics Ladder Diagram" is a quick understanding of the various types of notebook graphics performance of powerful tools. Through the latest version of the Notebook graphics ladder chart, you can quickly understand what the current notebook graphics card, performance rankings and so on, easy to understand the performance of notebook video card, which for small
PLC Ladder diagram Programming exercise
Traffic light Control
?Update: Ladder diagram in the introduction of auxiliary relays, the lamp does not light the problem has been resolved, and I also found that the original ladder diagram can not achieve the counter power-off reset, and the original ladder to test the
Desktop graphics Ladder diagram has always been the game players like to focus on and collection, by understanding the latest graphics Ladder chart, you can more comprehensive understanding of the current mainstream desktop graphics cards and graphics performance in what kind of level. Today's small series for everyone to create a 2016 of the latest desktop graphics lad
2.1.1 ladder Logic2.1.1 trapezoid Logic
Ladder logic is the main programming method used for PLCs. as mentioned before, ladder logic has been developed to mimic relay logic. the describe to use the relay logic diagrams was a strategic one. by selecting ladder logic as the main programming method, the amount of retrain
PLC uses a ladder chart language that is extremely similar to the circuit diagram of the relay. If PLC is used to transform the relay control system, it is a shortcut to design a ladder chart based on the relay circuit diagram. This is because the original relay control system has been used and tested for a long time and has been proved to be able to complete the control functions required by the system. Th
Graphics Ladder diagram has been the computer enthusiasts have been concerned about, but due to many notebook manufacturers, resulting in notebook graphics card model is also very much, the specifications are very confusing, so many friends for the performance of notebook graphics, also can not say why. But today I brought you a notebook video card ladder Figure 2014 the latest September edition, notebook u
We have recently developed a ladder matching system to support multiplayer games in spare time, purely practiced hand. The ladder system needs to meet the following requirements1. There are single versus multiplayer modes, such as from 1v1 to 5v52. Each person has two ladder points, respectively, 1v1 's ladder points,
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