## Problems

# Problem Points
1 Blue graph 100
2 Modulo collision 100
3 Lục bát poem 100
4 Trò chơi tạo số 150
5 Advanced nickname suggestion system 150
6 Quantum supercomputer 200
7 Lower envelope 200

## Announcements

When Title Description
July 22, 2022, 9:59 Bài D/Problem D.

Sample có 1 số bị sai. Số thứ hai mà chương trình của BTC in ra là 2 chứ không phải là 0. Đề đã được sửa lại.

There is 1 incorrect number in the sample. The second number that jury's program should print is 2, not 0. The statement is updated.

Hello everyone!

After three elimination round, we are glad to announce the final round of VNOI Cup, which which will take place at 2:00 UTC on this Friday, 22th July, , and it is hosted on our builtin platform — VNOJ!

Besides the finalists, this mirror round is open for everyone!

VNOI Cup is a Competitive Programming competition held by VNOI (Vietnam Olympiads in Informatics community), which is a non-profit organization, by Vietnamese competitive programmers, for Vietnamese competitive programmers. Our aim is to support the growth of competitive programming in Vietnam, and we hope that this competition is one of the things that follows this aim!

In the final round, there will be 7 problems for you solve in 5 hours, The problem statements for the mirror rounds will be in English and Vietnamese. There will be subtasks with partial scoring. We have worked our best to make sure that the round have a good range of difficulties, so we welcome everybody to join this mirror round!

Remember that the round will take place at 2:00 UTC, on this Friday, 22th June, and you can take part in the round via this link!

Other rounds info:

Hope you enjoy the rounds and thank you for participating! <3