Does anyone know why nor has deleted all his blogs? A lot of math blogs were deleted, we have lost a lot of tricks.

Good Day Codeforces!

Me, Wansur and Chalishkan are happy to invite you to take part in Codeforces Round 973 (Div. 2), which starts on Sep/20/2024 17:35 (Moscow time). You will be given 6 problems and 2 hours to solve them. One problem is divided into two subtasks.

The round will be rated for all participants with a rating lower than 2100.

The problems were authored by me, Wansur and Chalishkan to solve and alter them.

We would like to thank:

• FairyWinx for wonderful coordination.
• triple__a, sevlll777, bashkort, sstrong for red testing.
• Temirlan, dope, 555105, xqqddqqc, NaughtyMorzh, Issa, shenfe1, Nuris, Gamicrab for orange testing.
• NewLul, vsinitsynav, for purple tesing.
• xikvwl, zhouxiuoa, Away_in_the_heavens, Quinx, Tangirkul, sabyr for blue testing.
• fermatt, Shadibay for green testing.
• MikeMirzayanov and KAN for the great platforms.
• Vinton Cerf, and Robert Kahn for inventing the internet.
• You for participating!

Score Distribution: 500 — 750 — 1250 — 2000 — 2500 — (2000 + 2000)

Good luck!

UPD1: Congrats to the winners!

div. 2:

1. EmmaXII

2. hxano

3. Muelsyse_sep006

4. Hexagons

5. Trumling_hasnotime

div. 1 + div. 2:

1. maspy

2. arvindf232

3. Brovko

4. aryanc403

5. E869120

UPD2: The Editorial is out!

It is our team on EJOI 2024 4-th from left is me, 5-th from left is Wansur

We are also very glad that ICPC 2024 will be in Astana, and we wish all participants a good tour!