Problem
A 周记祷蛋
B 羁绊
C 魔法药水
D 占卜

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

Oh, there is no clarification!

0218

Status: Done
Rule: IOI
Problem: 4
Start at: 2025-2-18 14:30
End at: 2025-2-18 17:30
Duration: 3 hour(s)
Host: root
Partic.: 44