auto save

func.py

@@ -5,5 +5,13 @@ def sb():
         if unit== 'q':
             break
         else:
-            total.append(unit)
-    print(total)
\ No newline at end of file
+            try:
+                unit=int(unit)
+            except:
+                print('重输')
+            else:
+                total.append(unit)
+            finally:
+                print("-"*30)
+    print(total)
+sb()