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Hack!
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Time Limit: 5 s
Memory Limit: 512 MB
[
+4
]
# 1850. Magic Box
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The problem was used in the following contest:
Petrozavodsk Summer 2021. Day 4. Shanghai ICPC Camp 2021 Onsite Day 1 by PKU
源文件:answer
Language
C 99
C 11
C++ 98
C++ 11
C++ 14
C++ 17
C++ 20
C++ 23
C++ 26
D
Go
Haskell
Java 8
Java 11
Java 17
Java 21
Kotlin
Pascal
Python 3
Rust
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源文件:answer
Language
C 99
C 11
C++ 98
C++ 11
C++ 14
C++ 17
C++ 20
C++ 23
C++ 26
D
Go
Haskell
Java 8
Java 11
Java 17
Java 21
Kotlin
Pascal
Python 3
Rust
Upload by editor
Upload from local
use advanced editor
Browse
文本文件:input.txt
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