jiangyihui

摘要： 1 关键路径 Ali has taken the Computer Organization and Architecture course this term. He learned that there may be dependence between instructions, like W 阅读全文

摘要： A树的直径（模板） Given a tree (a connected graph with no cycles), you have to find the farthest nodes in the tree. The edges of the tree are weighted and und 阅读全文