diff --git a/en/docs/chapter_tree/avl_tree.md b/en/docs/chapter_tree/avl_tree.md index 0c4d6b3e2..68bd5e088 100644 --- a/en/docs/chapter_tree/avl_tree.md +++ b/en/docs/chapter_tree/avl_tree.md @@ -293,13 +293,13 @@ It can be observed that **the right and left rotation operations are logically s For the unbalanced node 3 shown in the figure below, using either left or right rotation alone cannot restore balance to the subtree. In this case, a "left rotation" needs to be performed on `child` first, followed by a "right rotation" on `node`. -![Right-left rotation](avl_tree.assets/avltree_left_right_rotate.png) +![Left-right rotation](avl_tree.assets/avltree_left_right_rotate.png) ### Right-left rotation As shown in the figure below, for the mirror case of the above unbalanced binary tree, a "right rotation" needs to be performed on `child` first, followed by a "left rotation" on `node`. -![Left-right rotation](avl_tree.assets/avltree_right_left_rotate.png) +![Right-left rotation](avl_tree.assets/avltree_right_left_rotate.png) ### Choice of rotation