Problem
A [R8A]买糖果 1000ms 512MiB Submit
B [R8B]排序 1000ms 512MiB Submit
C [R8C]点名 1000ms 512MiB Submit
D [R8D]Z形填数 1000ms 512MiB Submit
E [R8E]区间MEX 2000ms 512MiB Submit
F [R8F]括号子序列 1000ms 512MiB Submit

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

Oh, there is no clarification!

代码源挑战赛 Round 8

Status: Done
Rule: DMY
Start at: 2025-4-18 20:00
End at: 2025-4-18 21:30
Duration: 1.5 hour(s)
Host: shihanyuan
Partic.: 515