recursion tree solution
摘要：
In a recursion tree, each node represents teh cost of a single subproblem somewhere in the set of recursive function invocations. We sum the costs within each level of the tree to obtain a set of per-... 阅读全文
posted @ 2007-02-08 23:57 乌生鱼汤 阅读(216) 评论(0) 推荐(0) 编辑
