UVA12554 A Special "Happy Birthday" Song!!!

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=441&page=show_problem&problem=3999 [PDF](https://uva.onlinejudge.org/external/125/p12554.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12554/1abb0f0f3da6e3c415d9fe9270d7b319ac17dd95.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12554/c12a3387dbc5d557a01e95c5176d2ae250130da7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12554/c213c52d3e2bbce297b5a0a907dbb289123dfed4.png)