auto save

func.py

-def sum():
-    total = []
-    while True:
-        unit= input("请输入：")
-        if unit== 'q':
-            break
-        else:
-            total.append(unit)
-    print(total)
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+try:
+    a=int(input("请输入年龄："))
+except:
+    print("要输入整数啊！")
+else:
+    if a>=18:
+        print('你已经成年了!')
+print('程序运行结束！')
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