TCO21 Round 1A
The first Online Round of the 2021 Topcoder Open Algorithm Competition has arrived! Round 1A will be held on Saturday April 17, 2021 at 12:00 UTC -4 and you are invited to compete.
How many will qualify?
The 750 highest scorers from each Round 1 will win a spot in Round 2 of the Algorithm Competition.
How to Compete?
Please note that you must register for this round in the Arena or Applet.
Registration is open for the round and closes at 11:55 UTC -4. Be sure you register early to guarantee your spot in the round as registration is limited to the first 2,500 competitors. Please take a look at our How to Compete guide to understand Topcoder Algorithm rounds better.
Don't forget! There will be one more Round 1 — Round 1B on Wednesday, April 8, 2021 at 07:00 UTC -4.
New to Topcoder and the TCO21? The Algorithm Competition is one of the most fierce and popular tournaments. Battle up against some of the biggest names in coding. Learn more.
The Topcoder Open Algorithm Competition consists of an Onsite Finals and there are three ways to advance to the Onsite Finals:
- Four online stages,
- Four online rounds,
- Up to five onsite regional rounds followed by one online wild card round.
TCO21 Algorithm Competition Schedule:
Round 1A: April 17 at 12:00
Round 1B: April 28 at 07:00
Round 2A: May 22 at 12:00
Round 2B: June 2 at 07:00
Round 3: July 8 at 07:00
Round 4: July 31 at 12:00
All times are in UTC -4.
Some Important Links:: Match Results (match results, rating changes, challenges, individual test case results), Problem Archive, Problem Writing, Algorithm Rankings, Editorials and Older Editorials(SRM 710 and before),
Best of luck to you in the Arena!
- The Topcoder Community Team
Comments
Update: We are facing some issues setting up the Parallel Round for the members who got a bye or who qualified to Round 4 from Online Stages.
I will update here as soon as it is fixed.
Hey, Everyone,
Arena is down at the moment and team is working to bring it back up. Will share an update here as soon as it is back up.
Arena is back up! Sorry for the issues!
All the best for the round!
Thanks, everyone for competing!
Here's the editorial draft: https://docs.google.com/document/d/e/2PACX-1vRmAn_S0dpU8jygJfXwRRyaCItuQhq9_R_fG7qYAMKhVVnN4ELerqyRzFORd9dCyaaM0QcLxzHiK1sQ/pub
Thanks for organizing this! Is there an official list of advancers published somewhere?
Is there a list of people who have qualified for round 2?
Hey,
Thanks for competing!
You will receive an email tomorrow(Monday) and the complete list will be published on the TCO21 Site. I will share the link here as well.
Thanks
Harshit
Hey Everyone,
Sorry for the delay in announcements of the results. We had some plagarism complaints and were assessing them.
Please find the advancers list below. Congratulations to everyone who advanced!
Round 1B:
For those who did not advance, the good news...there will be another Round 1 - Round 1B on April 28, 2021 at 7:00 UTC -4. Please note that in order to compete in Round 1B, you must register for the round in the Arena. Registration will open 4 days before the round.
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