https://www.luogu.com.cn/problem/U280732

这个东西里面一个最小点（1）一个最大点（1e8），输出保证没问题。

被 hack 的题解如下：

https://www.luogu.com.cn/blog/_post/201596 https://www.luogu.com.cn/record/102073468

https://www.luogu.com.cn/blog/_post/33144 https://www.luogu.com.cn/record/102073515

https://www.luogu.com.cn/blog/_post/16530 https://www.luogu.com.cn/record/102073559

https://www.luogu.com.cn/blog/_post/167655 https://www.luogu.com.cn/record/102073579

https://www.luogu.com.cn/blog/_post/16531 https://www.luogu.com.cn/record/102073590

https://www.luogu.com.cn/blog/_post/95761 https://www.luogu.com.cn/record/102073609

https://www.luogu.com.cn/blog/_post/104144 https://www.luogu.com.cn/record/102073641

https://www.luogu.com.cn/blog/_post/16524 https://www.luogu.com.cn/record/102073678

https://www.luogu.com.cn/blog/_post/195067 https://www.luogu.com.cn/record/102073686

https://www.luogu.com.cn/blog/_post/137449 https://www.luogu.com.cn/record/102073745

https://www.luogu.com.cn/blog/_post/128759 https://www.luogu.com.cn/record/102073774

https://www.luogu.com.cn/blog/_post/125084 https://www.luogu.com.cn/record/102073918

https://www.luogu.com.cn/blog/_post/16523 https://www.luogu.com.cn/record/102073984

https://www.luogu.com.cn/blog/_post/189860 https://www.luogu.com.cn/record/102074019

https://www.luogu.com.cn/blog/_post/113515 https://www.luogu.com.cn/record/102074051

https://www.luogu.com.cn/blog/_post/28968 https://www.luogu.com.cn/record/102074110

https://www.luogu.com.cn/blog/_post/26158 https://www.luogu.com.cn/record/102074118

https://www.luogu.com.cn/blog/_post/16529 https://www.luogu.com.cn/record/102074131

https://www.luogu.com.cn/blog/_post/16527 https://www.luogu.com.cn/record/102074141