# sleep 2

if (( $(($RANDOM%50+1)) > 25));then
    echo "yes >>>>>>"
    exit 0 # success
else
    echo "no >>>>>>"
    if (( $(($RANDOM%50+1)) > 20));then
    	echo "OFFLINE" # 刷成砖
    else
    	echo "FAILED" # 刷机失败，但是还可以连上adb
    fi
    exit 1
fi