Tips and skills of CSP examination

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Soon CSP 了 , Everyone must be as nervous as I am （ Big guy, please quit , You won't get much ）, Here, I'd like to share with you some tips and tips for the exam .

1.CSP Food and drink are allowed in , So to prevent starvation 、 Hypoglycemia and other things that affect the exam happen , Make sure you bring some sweet snacks or drinks , For example, Snickers （ Please care about those who are allergic to peanuts ）、 chocolate 、 Fruit juice 、 coffee 、 Yue Hu 、 Red bull .

2.CSP It is not allowed to bring your own draft paper （ To prevent cheating ）, But I still take some insurance with me .

3. If you want to go to the toilet, be sure to explain the situation to the staff .

4. Follow all the rules , Even the unjust must be observed , We had a hard time getting through the preliminaries , We can't fall into discipline , All in all , To be a good baby of invigilator .

5. What to do if you can't think of the problem , Suggest going to the bathroom and having a rest , Come up with a problem how to do , Suggest going to the bathroom and having a rest , Write the code of a problem , Suggest going to the bathroom and having a rest , Failed to pass the sample , Suggest going to the bathroom and having a rest , Through the example , Suggest going to the bathroom and having a rest .

7. Don't forget file input and output , Let's look at this ：

freopen("xxx.in", "r", stdin);
freopen("xxx.out", "w", stdout);

8. When a problem really can't do, must pay attention to part of the score , Write violence and score , The points are made up bit by bit .

9. Don't take the two extra samples on the computer as evaluation samples , Two free test samples for you .

10. Be sure to use a universal header file , More convenient 、 It's easier .

11. remember , Don't drive long long See ancestors .

12.CSP There are not many restrictions on the exam , But don't use it to “_ _ ” Initial function , They're banned , Such as _ _gcd().

Although the article is not long , But it's still useful , Please , Comment on it qwq, Last , Wish you all CSP rp++!!