save project

quiz.py

@@ -5,6 +5,11 @@ def a():
         if c == "q":
             break
         else:
-            b.append(c)
+            try:
+                c= int(c)
+            except:
+                print("请输入一个整数")
+            else:
+                b.append(c)
     print(b)
 a()
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