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#题目

输入N

输出N

Input

输入N .

Output

输出N

Samples

1
1

Limitation

1s, 1024KiB for each test case.

非常“简单”

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
17
Start at
2025-1-24 17:00
End at
1970-1-1 8:00
Duration
-482697 hour(s)
Host
Partic.
1