save project

diy1.py

@@ -6,5 +6,10 @@ while True:
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         print("登录成功！")
         print("登录成功！")
         break
         break
-    print("用户密码错误！请重新输入")
-print("欢迎来到贝尔编程！")
+    if username !=  name:
+        print("用户名输入错误，请重新输入")
\ No newline at end of file
+        continue
+    if userpassword != password:
+         print("用户密码错误！请重新输入")
+print("欢迎来到贝尔编程！")
+