local fuel = turtle.getFuelLevel()
while true do
        fuel = turtle.getFuelLevel()
        if fuel <= 50 then
            turtle.select(3)
            turtle.dropDown()
            if turtle.suckUp() == false then
                        print("Pas de Charbon !")
                        return
            end
            turtle.select(3)
            turtle.refuel(64)
        end
        if fuel > 50 then
            turtle.select(1)
            turtle.place()
            turtle.select(2)
            turtle.place()
            turtle.place()
            turtle.place()
            turtle.place()
            turtle.place()
        end


        if turtle.getItemCount(2) == 0 then
                turtle.turnRight()
                if turtle.suck() == false then
                        print("Pas de Bonemeal !")
                        return
                end
                turtle.turnLeft()
        end

        if fuel > 50  then
            turtle.select(1)
            turtle.dig()
            turtle.select(3)
            turtle.dropDown()
        end
end