LINE

-- 1 - red
-- 2 - orange
-- 3 - yellow
-- 4 - green
-- 5 - light blue
-- 6 - blue
-- 7 - purple

-- ARRAY
art = {3, 3, 1}

for i = 1,7 do
  turtle.select(i)
  turtle.placeDown()
  turtle.forward()
end