save project

diy2.py

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