Problem
A Hello,World!
B 儿歌一首
C 鸡兔同笼
D 24时制
E 圆的相关计算

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

Oh, there is no clarification!

顺序结构小测

Status: Done
Rule: IOI
Problem: 5
Start at: 2025-1-19 16:00
End at: 2025-1-19 18:00
Duration: 1.5 hour(s)
Host: admin
Partic.: 74