CodeAbbey offers programming problems for practice, with recent challenges and a programming certificate.
Kattis vs CSES Problemset
How do Kattis and CSES Problemset compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Kattis | CSES Problemset |
|---|---|---|
| What it is | Kattis provides a problem archive for users to practice programming challenges. | CSES Problem Set provides programming tasks for practice, with problem categories, statistics, and account features. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | — |
| Alternatives |
Other options to consider
Sites similar to both Kattis and CSES Problemset.
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Codewars offers community-created coding exercises called kata, with practice across more than 55 programming languages.






