save project

jbfg.py

@@ -5,6 +5,11 @@ def new_iput():
         if unit=='q':
             break
         else:
+            try:
+                unit=int(unit)
+            except:
+                print("请重新输入一个数字")
             total.append(unit)
+            print("_"*30)
     print(total)
 new_iput()
\ No newline at end of file