学无止境

#include #include struct node { int data; struct node *parent; struct node *left; struct node *right; }; struct tree { struct node *root; }; /* 创建一个结点 */ struct node *node_

#include #include enum rb_tree_color_type { red = 0, black = 1, }; struct rb_tree_node { enum rb_tree_color_type color; int data; struct rb_tree_node * parent; struct