Find Help

Toph

What Is Toph

Toph is where competitive programmers participate in programming contests, solve algorithm and data …

  • Published June 6, 2020

Create a Toph Account

To create an account on Toph, please navigate to the registration form. On this form, you will be …

  • Published June 6, 2020

How Are Submissions Evaluated

Verdicts Accepted The verdict “Accepted” is what you will be aiming for. It indicates …

  • Published June 6, 2020

Contest Formats

Contest formats determine various contest parameters and rules (e.g. scoring criteria). Toph …

  • Published June 6, 2020

Contest Tiers

Toph offers three tiers of contest hosting services for different scales and weights of competitive …

  • Published June 6, 2020

Interactive Problems

Interactive problems rely on the communication of two programs: one that you write the other that …

  • Published June 6, 2020

Hosting a Training Contest

Creating a Training Contest To create a training contest, log in to Toph with your account and then …

  • Published June 6, 2020

Submission Queue

A contest can be configured to use one of the two queue types for submissions: shared or dedicated. …

  • Published August 31, 2021

Glicko 2 Rating System

The Glicko-2 rating system is an improvement over the Elo rating system. The system was invented by …

  • Published June 6, 2020

Rating System

Toph uses the Glicko-2 rating system. It was invented by Mark E. Glickman and is an improvement over …

  • Published June 6, 2020

Frequently Asked Questions

Toph Account Can I change my handle? In general no, but in case you made a typo when choosing the …

  • Published June 6, 2020

On Site Contest Environment

It is important that you set up the contest environment and test it well ahead of the event. A mock …

  • Published June 6, 2020

Minimum Requirements

Web Browsers Browser Requirements Google Chrome Version 66 or above Mozilla Firefox Version …

  • Published June 6, 2020