Update 0226.Invert Binary Tree.swift

Blinnikov · web-flow · commit f8c2457eb783 · 2023-02-18T13:42:36.000+03:00
diff --git a/0226.Invert Binary Tree.swift b/0226.Invert Binary Tree.swift
@@ -13,6 +13,7 @@
  *     }
  * }
  */
+
 class Solution {
     func invertTree(_ root: TreeNode?) -> TreeNode? {
         guard let root = root else {
