From 11f5a897db8bcbabc32e9f7876cc1888afaf3c1f Mon Sep 17 00:00:00 2001
From: vafan <vadym.afanasiev@student.tuke.sk>
Date: Thu, 1 Oct 2026 18:11:48 +0000
Subject: [PATCH] newnew

---
 u3/flatten_array.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/u3/flatten_array.py b/u3/flatten_array.py
index b0f7679..f21a20b 100644
--- a/u3/flatten_array.py
+++ b/u3/flatten_array.py
@@ -3,6 +3,6 @@ def flatten(iterable):
     for item in iterable:
         if isinstance(item, list):
             result.extend(flatten(item))
-        elif item is not NONE:
+        elif item is not None:
             result.append(item)
     return result
\ No newline at end of file