save project

SB™.py

-def n():
+def n():
@@ -5,12 +5,23 @@ def n():
         if unit== 'q':
             break
         else:
-            total.append(unit)
-    print(total)
-n()
+            try:
+                unit = int(unit)
+            except:
+                print('请重输')
+            else:
+                total.append(unit)
+            
+    return total 
 
-try:
 
-except[]:
 
-else:
\ No newline at end of file
+
+def a(qian):
+    sum = 0
+    for i in qian:
+        sum = sum +i
+    return sum
+pp=n()
+b=a(pp)
+print(b)
\ No newline at end of file