可实现二叉树的建立 手动输入 三种遍历 前序 后序 中序遍历-The establishment of a binary tree can be achieved manually, after the three pre-order traversal order of traversal

网易云课堂-陈越、何钦铭-数据结构-2016春 PTA-06-图2 Saving James Bond - Easy Version 编译器-python2-This time let us consider the situation in the movie Live and Let Die in which James Bond, the world s most famous spy, was captured by a group of drug dealers. He