某二叉树的后序序列为DCBA,中序序列为ABDC,则该二叉树的深度为（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='28853' and id < 2351158 and id<>'2351158' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28853' and id > 2351158 and id<>'2351158' order by id asc limit 5