Type: Default 1000ms 256MiB

善良的dumplie

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说明

今天是周一,善良的牛肉好没有睡醒,dumplie当然更困,牛肉好喝dumplie都出签到题,所以dumplie的input文件和牛肉好的input文件搞混了,dumplie的input文件在牛肉好那里,请善良的你帮dumplie把dumplie的input文件找到并输出即可。

输入格式

一个整数x,0<x<=1000;

输出格式

一个长度为3的字符串,每一位字符都属于'a','b','c'....'x','y','z'。

样例

无提示
abb(例如)

第三届SWPUACM新生赛-正式赛

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
12
Start at
2021-10-24 13:00
End at
2021-10-24 18:00
Duration
5 hour(s)
Host
Partic.
65