Faiseur de pont

print("Avez vous d'abord bien pense a refuel ?")
l = read()
print("Placez 2 stacks de bois dans les slots 1, 2, 3 et 4")
o = read()
print("quelle longueur de rail avez vous ?")
q = read()
print("Placez les rails dans le 5ème slot")
print("appuyez sur une touche pour commencer")
g = read()

turtle.forward()

local k = turtle.getItemCount(5)
local n = k * q

for b = 1, n do

for j = 1, q do

if turtle.getItemCount(1) < 3 then
turtle.select(2)
end
if turtle.getItemCount(2) < 3 then
turtle.select(3)
end
if turtle.getItemCount(3) < 3 then
turtle.select(4)
end

turtle.placeDown()

turtle.turnLeft()
turtle.forward()
turtle.placeDown()
turtle.turnLeft()
turtle.turnLeft()
turtle.forward()
turtle.forward()
turtle.placeDown()
turtle.turnLeft()
turtle.turnLeft()
turtle.forward()
turtle.turnRight()
turtle.forward()
end

turtle.up()
turtle.back()
turtle.turnRight()
turtle.turnRight()
turtle.select(5)
turtle.placeDown()
turtle.turnRight()
turtle.turnRight()
turtle.forward()
turtle.down()

end