#A. 练11.2 间隔输出

    Type: RemoteJudge 1000ms 64MiB

练11.2 间隔输出

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说明

写一函数,输入一个四位数字,要求输出这四个数字字符,但每两个数字间有一个空格。如输入 19901990,应输出 1 9 9 0

输入格式

一个四位数。

输出格式

增加空格输出。

样例

1990
1 9 9 0

2024022002-day2

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
8
Start at
2024-2-20 17:00
End at
2024-2-20 18:10
Duration
1.2 hour(s)
Host
Partic.
4