2023 APL Problem Solving Competition

Phase I of the 2023 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:

Main Prizewinners:

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Phase II - Grand Prize Winner

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Andrea Piseri

Università degli Studi di Milano (University of Milan), Italy

receives a cash prize of $2,500 USD and an invitation to present his winning work at Dyalog ’23 in Elsinore, Denmark

2nd Place

Phase II - Second Place

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Rory Kemp

University of Oxford, U.K.

receives a cash prize of $1,250 USD

Phase II - Third Place

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Dzintars Klušs

Rīgas Tehniskā Universitāte (Riga Technical University), Latvia

receives a cash prize of $750 USD

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Phase II – Winning Professional Entrant

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Alexander Block

Germany

receives a delegate package registration for Dyalog ’23 in Elsinore, Denmark

Other Winners of the 2023 APL Problem Solving Competition

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Phase I Winners

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

  • Brian Ellingsgaard, Tekniski Skúli í Klaksvík (Klaksvik Technical School), Faroe Islands
  • Mitchell Johnstone, Milwaukee School of Engineering, Wisconsin, U.S.A.
  • Federico Landonio, Università degli Studi di Milano (University of Milan), Italy
  • Tzu-Ching Lee, National Tsing Hua University, Taiwan
  • Andrea Piseri, Università degli Studi di Milano (University of Milan), Italy
  • Gabriele Ronzoni, Università degli Studi di Milano (University of Milan), Italy
  • Kamila Szewczyk, Universität des Saarlandes (Saarland University), Germany
  • Madeline Vergani, Liceo Statale Scientifico e Classico “E. Majorana”, Desio (Scientific and Classical State High School “E. Majorana”), Italy
  • Oskar von Seeler, Georg-August-Universität Göttingen (Georg August University of Göttingen), Germany
  • Mehdi Zribi, Politecnico di Milano (Polytechnic University of Milan), 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:

  • Kamila Szewczyk, Universität des Saarlandes (Saarland University), Germany
  • Madeline Vergani, Liceo Statale Scientifico e Classico “E. Majorana”, Desio (Scientific and Classical State High School “E. Majorana”), Italy
  • Daniel Vlasits, University of Cambridge, U.K
  • Oskar von Seeler, Georg-August-Universität Göttingen (Georg August University of Göttingen), Germany
  • 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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