No.8043 Welcome to yukicoder!
やむなく
heno239It is not a recommended problem.
If your practice mode is set to "serious" (gachi), it is considered very difficult to get this problem accepted. (Added 2020 10/26 20:40)
First of All
Prepare Your Environment
Get a text editor or integrated development environment you are comfortable with ready on your machine. If you are setting up an environment from now on, the environment setup summary will be helpful.
Even without setting up an environment, you can use online execution.
You can also check how your code works on the submission page of each problem.
In the long run, having an environment set up on your own machine will be convenient in many ways.
External Services
You can also use online compilers such as the following as external services.- ideone
- wandbox
Try Solving the Tutorial Problems!
Start with these problems and get used to how input and output work in problems. Write your code and try submitting it on the submission page.
If you do not know how to handle input and output, refer to the standard input and output guide for each language.
About Test Cases
On this site, you can view the test cases even without solving this problem.
However, being able to see them without struggling will not help you improve, so think on your own first and then look at them.
Input
Input is given as described in these problems.
Output
Output as described in these problems.
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