stairs up

local tArgs = { ... }

if #tArgs ~= 1 then
    print( "Usage: stairs <size>" )
    return
end

local size = tonumber( tArgs[1] )
if size < 1 then
    print( "Size must be positive" )
    return
end

for n=1,size do
    turtle.dig()
    turtle.place()

    turtle.digUp()
    turtle.up()
    turtle.dig()

    turtle.forward()
end