auto save

diy1.py

@@ -8,8 +8,9 @@ while True:
     if name == username and password == userpassword:
         print("登入成功！")
         break
-    if name == username:
+    if name != username:
         print("账号错误！")
-    if password == userpassword:
-        print("密码错误！")
-print("登入失败！")
\ No newline at end of file
+    else:
+        if not password == userpassword:
+            print("密码错误！")
+    print("登入失败！")
\ No newline at end of file