trees.h

打印二叉树 详细的更直观的打印 可以帮助学习二叉树 对初学者又很大的益处

//Trees.h
#ifndef _TREES_H_INCLUDED_
#define _TREES_H_INCLUDED_

struct Btnode
{
struct Btnode* lc_;
struct Btnode* rc_;
char data_;
Btnode(char const& v = char(), Btnode* lc = 0, Btnode* rc = 0)
: data_(v), lc_(lc), rc_(rc) { }
}; //~struct Btnode< >
#endif //~#ifndef _TREES_H_INCLUDED_
//~Trees.h