local arg = {...}
if #arg<2 then
    print("Please input Length and Width")
    print("rectangle L W")
    quit = true
end

if quit == true then
    return
else
    for j=1,arg[2] do
        for i=1,arg[1]-1 do
            turtle.digDown()
            turtle.forward()
        end
            turtle.digDown()
        if (j % 2 == 0) then
            turtle.turnLeft()
            turtle.forward()
            turtle.turnLeft()
        else
            turtle.turnRight()
            turtle.forward()
            turtle.turnRight()
        end
    end
end