想请问
1.https://imgur.com/4V4IDX2.jpg
top-down的建法建出来的树会跟bottom-up不一样吗?
这题的建树过程是长怎样呢?
2.https://imgur.com/vhCgoQx.jpg
想请问B选项 the cardinality of the largest clique 的意思!
是指最大的clique有几个node吗?
想请问D选项the number of paths in a directed acyclic graph can be exponential
to the number of nodes in the graph
请问这个选项是否正确呢?我觉得这个选项应该是错的,因为这个图最多有n(n-1)条path