save project

diy2.py

-username = "123""
+username = "123"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
     name = input("请输入用户名:")
     name = input("请输入用户名:")
@@ -6,8 +6,8 @@ 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
-    if name!= username:
-      input("用户名错误")
-    if name!=  userpassword:
-       input("密码错误")
+    elif name != username:
+      print("用户名错误")
+    else:
+      print ("密码名错误")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file