https://dyalogprod.gos.dyalog.com/blog/2018/09/2018-apl-problem-solving-competition-phase-i-problems-sample-solutions/
2018 APL Problem Solving Competition: Phase I Problems Sample Solutions - Dyalog
Oct 15, 2025 - Roger Hui shares elegant APL solutions to the 2018 Problem Solving Competition Phase I, covering number splitting, dice rolls, and zodiac signs.
problem solvingsample solutionsaplcompetition