🧩 = Problems
💡 = Solutions

201920202021 *2022 *2023
bnবাংলা🧩💡
bgБългарски🧩💡
csČeština
enEnglish🧩💡🧩💡🧩💡🧩💡🧩💡
esEspañol🧩💡🧩💡🧩💡🧩💡
fiSuomi🧩💡
huMagyar
ja日本語🧩💡🧩💡🧩💡🧩💡🧩💡
ko한국어🧩💡🧩💡🧩💡🧩💡🧩💡
msBahasa Malaysia🧩💡🧩💡🧩💡🧩💡🧩💡
neनेपाली🧩💡🧩💡🧩💡
nlNederlands🧩💡
ptPortuguês🧩💡🧩💡
roRomână🧩💡🧩💡🧩💡🧩💡🧩💡
ruРусский🧩💡🧩💡🧩💡🧩💡
thไทย🧩💡🧩💡
ukУкраїнська🧩💡🧩💡🧩💡🧩💡🧩💡
zh-cn简体中文(中国大陆)🧩💡🧩💡🧩💡🧩💡🧩💡
zh-hk繁體中文(香港)🧩💡🧩💡
zh-tr正體中文(台灣)🧩💡🧩💡🧩💡🧩💡🧩💡

Language versions with this symbol were not used in the actual competitions.

* In 2021 and 2022, the problem sets had some language features, such as names and affiliations, changed or withheld in order to allow local organizers flexibility in arranging contests during the pandemic and ensure fairness throughout. The versions given above are the complete ones without any changed features. It is slightly different from the ones seen by APLO 2021 and 2022 participants, which you can find below: