fix(doc/go): fix binary_tree doc (#420)

2023-03-16 18:42:06 +08:00 · 2023-03-16 18:42:06 +08:00 · fcdc96e03d
commit fcdc96e03d
parent 06f87d8066
1 changed files with 3 additions and 1 deletions
--- a/docs/chapter_tree/binary_tree.md
+++ b/docs/chapter_tree/binary_tree.md
@ -510,7 +510,9 @@
 === "Go"

    ```go title=""
-    
+    /* 二叉树的数组表示 */
+    // 使用 any 类型的切片, 就可以使用 nil 来标记空位
+    tree := []any{1, 2, 3, 4, nil, 6, 7, 8, 9, nil, nil, 12, nil, nil, 15}
    ```

 === "JavaScript"