save project

sb.py

 username="python"
 userpassword = "123456"
+username="python"
+userpassword = "123456"
+username="python"
+userpassword = "123456"
 while True:
     name = input("输入你的账号密码")
-    pwd = input("输入你的密码")
-    if name == username and userpassword == pwd:
+    abb = input("输入你的密码")
+    if name == username and userpassword == abb:
         print("登陆成功")
-        break
-    print("用户名和密码错误！请重新输入")  
-    if name!=username:
-        print("用户名错误！请重新输入") 
-    if  password !=userpassword:
-        print("密码错误")
-print("欢迎来到贝尔编程")
+        
+   
+    
+
     
+    
\ No newline at end of file