All completed courses

• An introduction to writing COBOL10/10Introductory
• An introduction to writing Lisp10/10Introductory
• An introduction to writing Piet10/10Introductory
• An introduction to writing SQL10/10Introductory
• Brainfuck · Expert10/10Expert
• Go · Expert10/10Expert
• Malbolge10/10Introductory
• Ruby · Easy10/10Easy
• Software · Expert10/10Expert
• Swift · Medium10/10Medium