Problem
A [R27A]3^3
B [R27B]绘画
C [R27C]服务窗口
D [R27D]骑行挑战赛
E [R27E]数字操作
F [R27F]公约数
G [R27G]山峰

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Subject: E1. [R27E]数字操作 | Jury @ 2025-8-29 20:59:20

E 题样例解释已经更新

代码源挑战赛 Round 27

Status: Done
Rule: DMY
Start at: 2025-8-29 20:00
End at: 2025-8-29 21:30
Duration: 1.5 hour(s)
Host: null
Partic.: 548