diff --git a/problems/0112.路径总和.md b/problems/0112.路径总和.md
index 03ec1bb7..ff682739 100644
--- a/problems/0112.路径总和.md
+++ b/problems/0112.路径总和.md
@@ -496,11 +496,10 @@ class solution:
     def pathsum(self, root: treenode, targetsum: int) -> list[list[int]]:
 
         def traversal(cur_node, remain): 
-            if not cur_node.left and not cur_node.right and remain == 0: 
-                result.append(path[:])
-                return
-
-            if not cur_node.left and not cur_node.right: return 
+            if not cur_node.left and not cur_node.right:
+                if remain == 0: 
+                    result.append(path[:])
+            return
 
             if cur_node.left: 
                 path.append(cur_node.left.val)