摘要:
Input and Output In order to provide the Quiz Master with a potentially unlimited source of questions you are asked to write a program that will read 阅读全文
摘要:
Given a graph (V,E) where V is a set of nodes and E is a set of arcs in VxV, and an ordering on the elements in V, then the bandwidth of a node v is d 阅读全文
摘要:
描述 小Hi和小Ho准备国庆期间去A国旅游。A国的城际交通比较有特色:它共有n座城市(编号1-n);城市之间恰好有n-1条公路相连,形成一个树形公路网。小Hi计划从A国首都(1号城市)出发,自驾遍历所有城市,并且经过每一条公路恰好两次——来回各一次——这样公路两旁的景色都不会错过。 令小Hi苦恼的是 阅读全文