Update app.py

app.py

@@ -85,7 +85,7 @@ img_path_4 = "images/image_4.png" # Q4
 img_path_5 = "images/image_3.png" # Q5
 
 if not os.path.exists("images"): os.makedirs("images")
-for p in [img_path_0, img_path_1, img_path_2, img_path_4, img_path_3]:
+for p in [img_path_1, img_path_2, img_path_3, img_path_4, img_path_5]:
     if not os.path.exists(p): 
         Image.new('RGB', (400, 300), color='lightgray').save(p)