CodeForces 398A Cards greedy and violent
After a night of competition, all kinds of YY chaos finally came over. At the beginning, all YY errors occurred. I thought the range of question a and question B was 10 ^ 5, then, the brute-force enumeration B is divided into several portions, and then another YY is continued. Only one o is used to separate the x, so that the remaining o is concentrated together, that is to say, the number of parts of x is alwa
Because IIS has a problem and has been using wamp but a lot of people (online 500) The card is very big and then the server load is very small cpu15% memory 25%It's been a long time without a result. Accidentally saw a tutorial turns out to be the limit of the number of connections change is fast.Open the Conf folder under the Apache2 folder to modify httpd.confInsert anywhere on any lineThreadsperchild 1000Maxrequestsperchild 5000This number is very small by default, so modify it if it's not en
Android obtains IMSI information (determined to be mobile, Unicom, and Telecom mobile phone cards) and androidimsi
First, we need to know that the first three digits of the mobile phone IMSI number are China Mobile, followed by two digits of 00 02, 01 is China Unicom, and 03 is China Telecom. The first step is to obtain the mobile phone IMSI number first: the code is as follows:
1/** 2 * Get IMSI Information 3 * @ param context 4 * @ return 5 */6 publ
1. We just open the "easy to use car" login and then enter the "Member Center" and then in the interface we click on the "My Car Card" effect as shown below
2. After entering the interface, we click the "View my Car Card" button, as shown below
3. Then you can see the list after we click the "Redemption button" effect shown below
4. Input the car card password, verification code exchange with car card, with the car card amount automatically recharge to your account, you can
To store contacts in the phone card to your mobile phone, follow these steps:1. In the following standby status, find the application icon. Normally, it is in the lower right corner.2. Find the application and then find the setting icon in the application.3. There is a [contact] button in it. We click the contact, as shown in the figure.4. After entering the contact, find the import/export button and click it to open it, as shown in the figure.5. then we can select "import from China Teleco
This can also be implemented with CSS! For ease of demonstration, the JavaScript code is used to control the switching of playing cards, which is quite good. [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]
Title Link: http://poj.org/problem?id=1511Test instructions: gives n points and n a forward edge, all points to the source point 1 back and forth the shortest possible sum (guaranteed each point can return to the source point 1)The problem is relatively simple is the number of sides and points a bit more so you can use dijstra+ priority queue so complexity can be to V*logn#include Poj 1511 Invitation Cards (Dijstra optimization)
Test instructions: There is a starting site, from here to send n students to the rest of the N-1 site invite people to CSS, and then back to the CSS, so that the total cost is minimal. Note that you can only send one at a time, return each time can only send one, and each road is one-way.Analysis: This is equivalent to a graph, we only need to call the SPFA algorithm two times, the first time to find out the initial site (here is 1) to the minimum cost of all other sites, and then add, the secon
-pack ubuntu16.04, from start to finish is the video line to the unique display, this time is also received 1080Ti, but has not been installed successfully (in fact, may be secure boot reason. Given the success of the current installation, it is too lazy to toss ... ), then searched, changed to first use the nuclear display installation system and the driver, and then switch to a single display.D As of now, the PPA only provides a ubuntu16.04.1 drive, no 16.04.2 drive, so the final installation
1. Addsudo ifconfig enp0s31f6:0 192.168.10.10 up2. Uninstallsudo ifconfig enp0s31f6:0 downNote: Enp0s31f6 Each computer is not the same, you can use the ifconfig to see.3. Advanced wordingsudo vim/etc/network/interfacesAdd the following to this file and save:Auto eth0:0iface eth0:0192.168.1.63255.255.255.0192.168.1.1 192.168.1.255Note: eth0 each computer is different, use ifconfig to view.Restart after saving:sudo/etc/init.d/networking restartReference:http://blog.csdn.net/hzhsan/article/detail
Since ubuntu14.04 often found that wireless network will often fall off the line, restart the wireless network is not a few minutes off the line, today installed 16.04 after the discovery still have this problem, finally on the Internet to find a method, is to use Rfkill list all to open WiFi hardware, Found here my Bluetooth is disabled, and then turned on Bluetooth, so that all the hardware all open; Ready to give up, and then cut to the WIN10 system, but accidentally found that since the inst
Many small partners in MyEclipse under the JSP will be special card, even will die, I have encountered many times this situation, the following to share the solution:1, open Window-"Preferences-" general-"Editors-" File associations, the default hit *.jsp Editor association is set to MyEclipse JSP editor.2, open Window-"myeclipse-" File and editors-"jsp-" JSP Templates, remove all the tick3, right-click on the project name you created, select Properties "Javabuild Path" LIBRARIES,JRE system Libr
MacBook Pro How to add fingerprints and bank cards
The new MacBook Pro prompts the user to add a fingerprint (only one), and after the setting is complete, the user can add additional fingerprints (up to 3) in the System preferences. Now let's talk about the specific setup process.
1. Click System Preferences-Touch ID.
2. Click "+" to add fingerprint, you can add up to 3. Click on the "X" next to the fingerprint you have a
Although many mobile phones are no longer using the SD card, or accurately the built-in storage of many mobile phones have been very large, no longer need an external SD card, but the function of SD card is still a lot of, today to share how to format the SD card.
Ways to format SD cards:
Step 1, the first method is to use the mobile phone with the function of the SD card format, such as Picture; Enter settings, storage, and then there will genera
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