longueur = 0
largeur = 0
hauteur = 0

start_turn = 0
function start()
  while turtle.detect() do
    turtle.turnLeft()
    start_turn = start_turn + 1
    calculer()
  end
end

function prendre()
  while a < 17 do
    a = 1
    turtle.select(a)
    turtle.suck(64)
  end
end

function partir()
  while start_turn ~= 0 do
    turtle.turnRight()
    if hauteur % 3 = 0 then
      turtle.up()
    end
  end
end

function calculer()
  calc_l = longueur*2
  calc_la = largeur*2
  calc_h = hauteur/3

  coal_1 = calc_l + calc_la + calc_h
  coal_t = coal_1/80

  block_1 = longueur*hauteur*2
  block_2 = largeur*2*hauteur
  block_t = block_1+block_2
end
function graph()
  print("Block restants à placer : ", block_t)
  print("Fuel : ", coal_1, "Donc ", coal_t, " de coal")
end

function place()
  if hauteur % 3 = 0 then
    turtle.place()
    turtle.placeUp()
    turtle.placeDown()
  end
  elseif hauteur % 2 = 0 then
    turtle.place()
    turtle.placeUp()
  end
  else
    turtle.place()
  end
end
start()
while true do
  graph()
end