HolyAVLTree

BinaryTree/BalanceTree/AVLTree/treenode.h

@@ -0,0 +1,38 @@
+//
+// Created by PC on 25-8-17.
+//
+
+#ifndef TREENODE_H
+#define TREENODE_H
+template<class T>
+class TreeNode {
+public:
+    T element;
+    TreeNode<T>* left;
+    TreeNode<T>* right;
+    int height;
+
+    TreeNode(): left(nullptr), right(nullptr), height(0) {}
+    explicit TreeNode(T e): element(e), left(nullptr), right(nullptr), height(1) {}
+    TreeNode(T e, TreeNode<T>* l, TreeNode<T>* r): element(e), left(l), right(r), height(1) {}
+};
+
+#endif //TREENODE_H
+/*
+        30
+      /   \
+     25    35
+    / \
+   20  32
+  /
+ 5
+
+ 旋转之后应该是：
+        1
+      /   \
+     r     4
+    / \
+   3   2
+/
+5
+*/