摘要:
DescriptionThere are N villages, which are numbered from 1 to N, and you should build some roads such that every two villages can connect to each othe... 阅读全文
posted @ 2013-04-19 21:36
xiaxiaosheng
阅读(121)
评论(0)
推荐(0)
摘要:
Problem DescriptionThe Head Elder of the tropical island of Lagrishan has a problem. A burst of foreign aid money was spent on extra roads between vil... 阅读全文
posted @ 2013-04-19 21:28
xiaxiaosheng
阅读(178)
评论(0)
推荐(0)

浙公网安备 33010602011771号