2021 APL Problem Solving Competition

Phase I of the 2021 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, honourable mention, and non-student winner, as well as five participation prizes.

Tasks, Materials, and other Information:

Main Prizewinners:

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Phase II - Grand Prize Winner

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Dzintars Klušs

Riga State Gymnasium No. 1, Latvia

receives a cash prize of $2,500 USD, an invitation to present his winning work at Dyalog ’21 and a delegate package registration for Dyalog ’22 in Olhão, Portugal

2nd Place

Phase II - Second Place

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Victor Ogunlokun

Obafemi Awolowo University, Nigeria

receives a cash prize of $1,250 USD

Phase II - Third Place

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Aaron Paterson

Quinnipiac University, Connecticut, U.S.A.

receives a cash prize of $750 USD

Special Recognition

Phase II – Special Recognition

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Mehdi Zribi

Liceo Scientifico GB Grassi Saronno, Italy

receives a cash prize of $500 USD

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Phase II – Winning Professional Entrant

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Julian Witte

Germany

eceives a delegate package registration for Dyalog ’22 in Olhão, Portugal

Other Winners of the 2021 APL Problem Solving Competition

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Phase I Winners

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

  • Joseph Adams (Heinrich Heine University Düsseldorf, Germany)
  • Mattia Borgo (University of Padua, Italy)
  • Peter Mikkelsen (Aalborg University, Denmark)
  • Raghu Ranganathan (SRM Institute of Science and Technology, India)
  • Rafael Rodrigues Rocha de Melo (Kyoto University, Japan)
  • Vladimir Sotirov (University of Wisconsin-Madison, Wisconsin, U.S.A.)
  • Oskar von Seeler (Georg August University of Göttingen, Germany)
  • Qifan Wang (Auburn University, Alabama, U.S.A.)
  • Chiang Yu-Chi (National Taiwan University of Science and Technology, Taiwan)
  • Mehdi Zribi (Liceo Scientifico GB Grassi Saronno, Italy)
each receive a cash prize of $100 USD (10 awarded)
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Phase II Winners

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

  • Alessandro Bassi (Liceo Scientifico GB Grassi Saronno, Italy)
  • Rory Kemp (Edinburgh Academy, U.K.)
  • Federico Landonio (Liceo Scientifico GB Grassi Saronno, Italy)
  • Douglas Patz (home schooled, New York, U.S.A.)
  • Qifan Wang (Auburn University, Alabama, U.S.A.)

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

Test your problem-solving skills, learn APL, and win cash prizes!

Challenge your problem-solving skills and explore the world of APL in our quarterly competition, and you could win one of three $100 prizes.

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