diff --git a/README.md b/README.md
index de71b2d..d1098bc 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,8 @@
 
 > 标准：--std=c99
 
+[数据结构详细说明](http://wenjianfeng.top)
+
 ## 数据结构
 |数据结构 | 原理 |说明 |
 |---|---|---|
@@ -20,4 +22,6 @@
 | queue_init2 | 数组 | FIFO/空/满 |
 | **deque**   | |**双端队列** |
 | deque_init  | 双向循环链表 | |
-
+| **tree**    | |**树** |
+| tree_avl_init | 二叉搜索树 | AVL树 |
+| tree_rb_init  | 二叉搜索树 | 红黑树 |
diff --git a/test/tree_test.c b/test/tree_test.c
index 02abf9c..74142f8 100644
--- a/test/tree_test.c
+++ b/test/tree_test.c
@@ -331,6 +331,7 @@ void test_tree_num(void)
     tree->breadth(tree, tree->_root);
     printf("\n");
 
+#if 0
     while(!tree->empty(tree))
     {
         tree->delete(tree, &temp);
@@ -340,7 +341,7 @@ void test_tree_num(void)
 
         printf("size = %2d\n", tree->size(tree));
     }
-
+#endif
     tree_free(tree);
 }