save project

diy2.py

@@ -6,11 +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 username!=name:
-       print("用户名不存在，请重新输入")   
-       name = input("请输入用户名:")
-    elif userpassword!=password:  
-       print("密码不存在，请重新输入")
-    else:  
-       password = input("请输入密码:")     
+    elif username!=name:
+       print("用户名不存在，请重新输入")
+    else:      
+       print("密码不存在，请重新输入")    
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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