Problem
A 练16.3 选择题判定
B 1+1===？
C 真正a+b
D a+b
E 简单题

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贼贼贼简单

Status: Done
Rule: IOI
Problem: 5
Start at: 2025-1-20 16:45
End at: 2025-7-6 8:45
Duration: 4000 hour(s)
Host: 李金铭
Partic.: 3