UVA1717 Ship Traffic

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=859&page=show_problem&problem=4790 [PDF](https://uva.onlinejudge.org/external/17/p1717.pdf)

Input Format

N/A

Output Format

N/A