UVA13248 Rogue One: Time to Impact

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=878&page=show_problem&problem=5171 [PDF](https://uva.onlinejudge.org/external/132/p13248.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13248/c16c700c1d2b310be521c205cea1f77eae1793f6.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13248/d2b94e353fe2c5db8d120eb30ff2b78ef8a63423.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13248/42b51280f90331349cd0afddce65343403d1908b.png)