Sorry for my bad English >__<

There is a small contest called "Weekly Training Farm #14" hosted in one hour latter.

Weekly Training Farm Contest Series are hosted in Codeforces group tw-icpc-blog

These problems are mixed by old problems in many judge and some original problem.

You can see the last contest Weekly Training Farm #13 to understand the style of problems.

The Series contest is hosted in order to spread programming contest in Taiwan. But there are only little participants :(

As problem setters, I hope there will be more people can see these problems. So I post the blog to invite everyone. Thanks~

UPD: If you can read Chinese(Traditional), you can find editorial Here.