save project

diy2.py

@@ -7,8 +7,9 @@ while True:
         print("登入成功")
         print("登入成功")
         break
         break
     if username!=name:
     if username!=name:
-        print("用户名错误")
+        print("用户名错误,请重新输入!")
+        continue
     if userpassword!=word:
     if userpassword!=word:
-        print("密码错误")
+        print("密码错误,请重新输入!")
 
 
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")