UVA12119 The Bells are Ringing

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=243&page=show_problem&problem=3271 [PDF](https://uva.onlinejudge.org/external/121/p12119.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12119/d426f489d0aa2f0f82ad77fb10d7409e10b666a5.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12119/76ccfa87de5609c14180ca108cfed9e641799156.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12119/b66a23c564a44177642ff11c0712fa650f288ee0.png)