Start: Dec, 14, 2021 13:30:00
2021年秋季学期程序设计基础(C语言)第三次考试
End: Dec, 25, 2022 16:30:00
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P 龙学长的教诲 3005

Time Limit:  1 s      Memory Limit:   256 MB
Submission：192     AC：48     Score：0

Description

/OJ/upload/file/20211213/20211213230745_89858.pdf

Samples

input
2 This an problem easy is. a c e f d b!
output
This is an easy problem. a b c d e f!