print("I am an attack turtle")
while true do
    if redstone.getInput("back") then --side the wire is on
        turtle.attack()
        sleep(0.5)
        if turtle.getItemCount(16) > 1 then
            for i = 1, 16 do
                turtle.select(i)
                turtle.dropDown()
            end
        end
    else
        sleep(5)
    end
end