DYNA Fall 2025: 29-30 September. More info

Dyalog Ltd

2020 APL Problem Solving Competition

Phase I of the 2020 APL Problem Solving Competition had the familiar format of 10 one-line solutions, with 10 participation prizes being awarded to the submissions judged to make the best use of APL. Phase II was split into problem sets, with a single grand prize winner, second place, third place and non-student winner, as well as five participation prizes.

Tasks, Materials, and other Information:
Winners icon

Phase II - Grand Prize Winner

Flag of China

Andrii Makukha

University of Hong Kong, China

receives a cash prize of $2,500 USD, an invitation to present his winning work at Dyalog ’20 and a delegate package registration for Dyalog ’21

2nd Place

Phase II - Second Place

Flag of Latvia

Dzintars Klušs

Riga State Gymnasium No. 1, Latvia

receives a cash prize of $1,250 USD

Phase II - Third Place

Flag of Australia

Joshua King

University of New South Wales, Australia

receives a cash prize of $750 USD

Winners icon

Phase II – Winning Professional Entrant

Flag of Korea

Woosuk Kwak

South Korea

receives a delegate package registration for Dyalog ’21 in Olhão, Portugal

Other Winners of the 2020 APL Problem Solving Competition

Other winners icon

Phase I Winners

Based on the most well-written, accurate, submissions:

  • Chiang Yu-Chi (National Central University, Taiwan)
  • Dzintars Klušs (Riga State Gymnasium No. 1, Latvia)
  • Federico Landonio (Liceo Scientifico GB Grassi Saronno, Italy)
  • Joel Niemelä (home schooling, Texas, U.S.A.)
  • Joshua King (University of New South Wales, Australia)
  • Maksim Podkorytov (Florida State University, Florida, U.S.A.)
  • Mattia Borgo (University of Padua, Italy)
  • Mohammed Malik (University of Pavia, Italy)
  • Rafael Rodrigues Rocha de Melo (Kyoto University, Japan)
  • Zoe Kane (Greenville Technical College, South Carolina, U.S.A.)
each receive a cash prize of $100 USD (10 awarded)
Other winners icon

Phase II Winners

Randomly selected from submissions that have a correct solution to any problem in any Phase II problem set:

  • Brendan King (Rose-Hulman Institute of Technology, Indiana, U.S.A.)
  • Federico Landonio (Liceo Scientifico GB Grassi Saronno, Italy)
  • Iiro Tapio Rastas (University of Turku, Finland)
  • Louis de Forcrand (Geneva University, Switzerland
  • Zoe Kane (Greenville Technical College, South Carolina, U.S.A.)

each receive a cash prize of $200 USD (5 awarded)

CTA about the Challenge.

I am using the General Master Page. You don’t need to tell Mike about me. He knows.

Get Support

Technical advice and assistance on all aspects of Dyalog usage is available by e-mail (support@dyalog.com) and/or telephone (+44 1256 830030 – limited to U.K. office hours). Limited advice on design and coding is available, but is not intended to replace the use of the printed and on-line documentation. Except when reporting an issue with the software, users are encouraged to seek advice from the user community via the Dyalog Forum (reading the content of the forums does not require membership).

Search our website...