练5.1 复读机

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说明

请编写一个程序,实现的功能是:输入一个数字之后,计算机会立即输出一个相同的数字。

输入格式

输入一个数 nn

输出格式

输出一个数 nn

样例

666
666

2026.2.13

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
23
Start at
2026-2-13 9:30
End at
2026-2-23 9:30
Duration
240 hour(s)
Host
Partic.
2