AOCode Round #1 (Div. 2) — First Contest \(\mathcal{||Rated||}\)

About AOCode Round #1

Welcome to AOCode Round #1!
Anyone could attend the Contest.
We are waiting for you to attend!

The AOCode Round #1 have \(2\) Divisions, This is the Division \(2\).
The Division \(1\) is easier, and the Division \(2\) is harder.
The Division \(2\) have \(3\) Problems, and the mode is OI.

Rules

As this is a OI Contest, you won't get your result right after submiting a problem. After the contest, you could get the results. Note that in mode OI, the final score of a problem is calculated on your final submiting of the problem. More about modes OI and ACM/ICPC...
You should not cheat. If you cheat, you will turn to a cheater immediately. If we find you still cheat after turning into a cheater, you will be a forbidden.

After all...

Good Luck, everyone!