Problem
A 「SFCOI-2」难过
B 「SFCOI-2」幽灵
C 「SFCOI-2」愤怒
D 「SFCOI-2」街舞

According to the contest rules, you cannot view your submission details at current.

Oh, there is no clarification!

「SFCOI-2」Sadness Fan Club Round 2

Status: Done
Rule: IOI
Problem: 4
Start at: 2023-6-10 13:00
End at: 2023-6-10 17:00
Duration: 4 hour(s)
Host: undefined
Partic.: 58