Update README.md

README.md

@@ -28,4 +28,8 @@ SPDX-License-Identifier: NonCommercial-ModelCloud
 Copyright (c) 2024–2025 ModelCloud.ai
 Released for non-profit use only.
 Commercial use requires permission from [@qubitium](https://x.com/qubitium).
-```
+```
+
+```py
+[ Passed Validation ] ARC_CHALLENGE: `0.697098976109215`
+```