The APL Challenge:
Solve Problems using APL

APL is a programming language that will change the way you think about solving problems.The APL Challenge is open to everyone but is aimed at newcomers to APL. It doesn’t matter if you have never programmed before; we’ll teach you everything that you need to know as you progress.Every problem that you solve gives you a chance to win one of three USD 100 prizes. Winners are listed on our website.

📝 Round closed

The 2025.4 round of the APL Challenge has closed. The next round (2026.1) will launch in February – we will announce its launch on our social media channels.