老天，I 服了 you

#!/bin/bash

#新中国是如何建立的

sel()

{

    echo "I LOVE YOU $USER"

    echo -n "Please enter your selection Y or N"

    read selection

}

sel

if [ $selection = N]

   then

       echo "神经病，无聊"#革命尚未成功，同志尚需努力。

       while [ $selection = Y ]

              do

                  sel

               done

        echo "老天，I 服了 you "

else

       echo "八年啦，革命终于成功啦，哈哈”

fi

echo "all aboard"

exit 0