2018 Topcoder Open Round 1A is scheduled to start at 12:00 UTC -4, April 21, 2018. Click here to see what time it starts in your area

New to Topcoder and the TCO18? The Algorithm Competition is one of the most fierce and popular tournaments. Battle up against some of the biggest names in coding.

Learn more here.

Featured Problem Writer: TBD

You will be able to register for the Round in the Arena or Applet 4 hours prior to the start of the match. Registration closes 5 minutes before the match begins, so make sure that you are all ready to go.

Don’t know how to compete in Topcoder SRMs?

Check out this guide to know how to compete in an SRM.

You can compete using:

• Topcoder Web Arena(Beta) — Please watch this video for step by step guide.

• Topcoder Java Applet — You can refer to this guide here to set up the applet. (Note that those who have Java 8 installed on their machine will see a security issue — You will have to add Topcoder in security exceptions in Java Control Panel. Please refer to the details in the guide here)

All the best!