Problems

Problem
A  [JOIG 2025] 修学旅行 / School Trip
B  [JOI 2017 Final] 准高速电车 / Semiexpress
C  [JOI 2016 Final] 铁路票价 / Train Fare
D  [JOISC 2020] ビルの飾り付け 4

Submissions

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训练2

Not Attended
Status
Done
Rule
OI
Problem
4
Start at
2025-11-13 8:00
End at
2025-11-13 12:00
Duration
4 hour(s)
Host
Partic.
6
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