shell.run("gen")
for x = 1,#O do
    shell.run("refuel 9999")
    for y = 1,#O[x] do
        for i = 1,O[x][y] do
            turtle.up()
            turtle.placeDown()
        end
        turtle.forward()
        for i = 1,O[x][y] do
            turtle.down()
        end
    end
    turtle.down()
    turtle.turnLeft()
    turtle.turnLeft()
    for i = 1, #O[x] do
        turtle.forward()
    end
    turtle.turnLeft()
    turtle.forward()
    turtle.turnLeft()
    turtle.up()
end
turtle.down()
turtle.down()
turtle.turnLeft()
for i = 1, #O do
    turtle.forward()
end
turtle.turnRight()