UVA11078 Open Credit System

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=22&page=show_problem&problem=2019 [PDF](https://uva.onlinejudge.org/external/110/p11078.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11078/25cd6848e8285209c3495ee0e4d8dbf426b85add.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11078/026441a9548841bf934643d0c612606f5cd27fd5.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11078/94f6757afbd3bba1db2ec9c49cc54dadb565959d.png)