UVA10339 Watching Watches

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=15&page=show_problem&problem=1280 [PDF](https://uva.onlinejudge.org/external/103/p10339.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10339/cc03ceae9b715640f9b22abf985d604ffc623c85.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10339/1dd43f7f7914d3174fb2d850c50abc56ec9ce6f4.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10339/2133fdbf2f0ae9a2823f58e965447234d0f15f11.png)