save project

diy1.py

@@ -6,5 +6,8 @@ while True:
     if name == username and password == userpassword:
         print("登录成功")
         break 
-    print("用户名和密码错误！请重新输入")
-print("欢迎来到贝尔编辑器！")
\ No newline at end of file
+    if name != username:
+        print("用户名不存在请重新输入")
+    if password != userpassword
+        print("密码错误！请重新输入")
+print("欢迎来到贝尔编程！")
\ No newline at end of file

quiz.py

+username = "python"
+userpassword = "123456"
+while True:
+    name = input("请输入用户名")
+    password = input("请输入密码")
+    if name == username and password == userpassword:
+        print("登录成功")
+        break 
+    print("用户名和密码错误！请重新输入")
+print("欢迎来到贝尔编辑器！")
\ No newline at end of file