Olympiad information

Registration open Oct. 9, 2021
Results in personal accounts Dec. 5, 2021
Appeal date Dec. 12, 2021
Total results and the list of winners Dec. 19, 2021

First round information

Status Round end
Start day Oct. 17, 2021, 4 p.m. NOVT (UTC+7)
End date Oct. 17, 2021, 8:52 p.m. NOVT (UTC+7)

Second round information

Status Round begin
Start day Oct. 18, 2021, 4 p.m. NOVT (UTC+7)
End date Oct. 25, 2021, 4 p.m. NOVT (UTC+7)