spfa算法解决POJ 2387
摘要：
DescriptionBessie is out in the field and wants to get back to the barn to get as much sleep as possible before Farmer John wakes her for the morning milking. Bessie needs her beauty sleep, so she wants to get back as quickly as possible.Farmer John's field has N (2 <= N <= 1000) landmarks 阅读全文
posted @ 2011-10-07 10:20 More study needed. 阅读(230) 评论(0) 推荐(0) 编辑
