problem DescriptionCDFPYSW loves playing a card game called "Hearthstone". Now he had N cards, he wants to split these cards into 4 piles.Let's assume the number of cards in each pile is A1, A2, A3, A4. It must be satisfied that:a1 * K1 = a2 + a3 + a4 A2 * k2 = a1 + A3 + a4 a3 * K3 = A1 + a2 + A4 A1, a2, A3, A4 Must be positive Because cdfpysw are clever, there must be a-to split there card. Can you tell CDFPYSW?InputThe first line was an integer T,
of your turn, you draw a-card from the top of the the card deck. You can use any of the cards in your hands until to run out of it. Your task is to calculate the probability so you can win in this turn, i.e., can deal at least P damage to Your enemy.Inputthe first line is the number of test cases T (tThen come three positive integers P (pOutputfor each test case, output the probability as a reduced fraction (i.e., the greatest common divisor of the numerator and denominator is 1). If the answer
Fifth session of the provincial race: HearthstoneCombinatorial mathematics.n Races, M tables (n>=m). Each race is a table, and each table is used at least once.The idea behind the question has been how to fill the M table with n positions.is actually the Tao Stirling number model, the direct set formula M!*{n m}#include #includestring.h>#defineL 1000000007intMain () {intn,m; Long Longa[101]; while(SCANF ("%d%d", n,m)! =EOF) {a[0]=0; for(intI=1; i) A[i]=1; for(intI=3; i) for(intj=i
1. Two ways to add,
The first of these methods
If it's a music file, we connect the ipad directly to the computer, then we open the itunes software, just drag the music from the computer to the itunes Music channel, and then sync it to the ipad.
The second method:
1. Click "Files" in the upper-right corner and select "Add Files to Database" or "Add folders to the database" as required. ”。
2. When y
According to the experience of the small series iOS device can not open the problem is likely to be the case of electricity, the card has crashed, the system crashes, the following small series on these issues to give you introduce different solutions.
One, system crashes
If none of the above solutions work, and you see an itunes connection on your Ipad/ipad air screen, the phone is now in recovery mode.
Method One: Official restoration
Downgrade Description:
This method is useful for operations when the latest iOS8.1 system validation is not closed
Operation Steps:
1, the iphone ipad ITouch and other devices connected to the computer to open iTunes.
2, hold down the keyboard shift (up button) the left mouse button click on the recovery of ITunes.
3, ITunes will pop up the dialogue
1. On the ipad air2/ipad desktop, find the "Settings" icon and open the button (this icon is available for ios devices)2. We can find "iCloud" under "Settings" and then open it, as shown in the following figure.3. Now, enter the Apple ID and password of the device and click "log on". If you have logged on, click our appleid name.4. wait for the system to verify the co
Line, Hong Kong version, the United States version of the "Yin and yang screen"
A user reflects, they just bought the ipad Air has a "yin-yang screen" problem, that is, the left side of the screen color yellow on the dark, the right temperature normal. And before the "Quality Gate", the emergence of the "Yin-yang screen" problem is not limited to the national line version, the Hong Kong version, the United States version of the same can not be exempt
How to download and install beauty camera ipad
1. First open the App Store on the ipad we searched for the "beauty Camera" and found that it was right because the beauty camera had no ipad version, so how to install the beauty camera on the ipad.
2. Now we are looking at the beauty camera interface to see that ther
Cloud Habitat Community Small tip: This workaround can be used for ipod touch5 ipad mini2 ipad Mini ipad Air,iphone4,iphone5,iphone4s/5s,ipad series.
Failure phenomenon
My ipad mini2 upgraded iOS7.1.2, but how long does it take to get ahead?
Solutions
Later in Baidu sear
Introduction to the problem
My family has 2 ipad:1 is iPad1 generation, iOS5 system, 1 is the ipad air,ios7 system. The last time the ipad Air's iOS7 system opened the App Store, it sometimes went well, sometimes it was very serious and sometimes even hung out. It is now found that the ipad Air power consumption is mu
Prepare to prepare the software
1. Jailbreak white Apple on behalf of the escape failed, we just from the recovery system on it, we go to the official download a latest version of the itunes software, installed in the computer.
2. After installing itunes, we connect the ipad Mini with the USB port on the computer.
Restore the IPAD system
First, we have to turn off the machine, we long press the top po
Compatible processing of retina New iPad and general resolution iPad page, newipadI. Experience Sharing
Even if it is not fruit powder, you should know that one of the major differences between iPad2 and the new iPad is the display resolution. The new iPad display is called the retina display. Its device resolution ra
In addition to exposing the more details of Apple Watch and the new MacBook, we did not see the ipad Pro, which was rumored to have been reported before the press conference, and how much it was disappointing to see the ipad's new Apple powder. However, the inaccurate news is that Apple has postponed the launch of the ipad Pro to this September. But since Apple has launched a new 12-inch MacBook, will the
Programming on iPad and programming software on ipad
1. iPad
Existing model:
IPad Pro, iPad Air, and iPad mini are equipped with a Retina display. Early iPad
Coordinate System and resol
1. FaceTime can be used for video telephony via a wireless network. Use a frontal camera for face-to-face conversation, or use a back camera to share people or things around you.
To use FaceTime, you need to connect the ipad 2 to the wireless network. The contact you are calling must also have an IOS device or computer that can use FaceTime and is networked.
Second Step
2. Open the FaceTime application.
Th
Method I, OTA updateFind and upgrade directly in the ipad Air: "Settings"-"General"-"Software Updates"
Method II, use itunes to update equipment When the computer needs to surf the internet and then connect the ipad Air to the computer, click "Version" in the ipad Air "Digest" in itunes, and select "Check for Updates" If there is a new version that will automat
Specific steps
1. Find Cydia in your jailbreak ipad and click on "admin-Software Source-click Edit in upper right corner"
2. Here we enter cydia.sogou.com, click Add Source, wait for loading source data as shown in the following figure.
3. After successful, return to the Software source list, select Sogou Input method, according to the ipad's firmware to select the corresponding Sogou input method
4. Click to install, wait for the installa
Problem status
IPad Mini before the rise iOS7 no problem, the results of the upgrade today ios7.0.2, everywhere is a sonic ah, microblogging refresh, News prompts, the game is a sound, harsh dead.
Solutions
First, most of this is reflected in the ipad The mini upgrades the ios7.0.2, and then on a variety of voice issues: normal broadcast is very harsh, headphones inserted, the left ear silent, the right
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