Modify the problem of preorder_traversal_iii

2025-11-02 12:58:42 +08:00 · 2023-07-19 16:37:12 +08:00
parent 4e13755023
commit c54536d1a1
10 changed files with 15 additions and 3 deletions
--- a/codes/python/chapter_backtracking/preorder_traversal_iii_compact.py
+++ b/codes/python/chapter_backtracking/preorder_traversal_iii_compact.py
@ -20,6 +20,7 @@ def pre_order(root: TreeNode) -> None:
    if root.val == 7:
        # 记录解
        res.append(list(path))
+        return
    pre_order(root.left)
    pre_order(root.right)
    # 回退