t

while true do
i = read()
if turtle.getFuelLevel() == 0 then
turtle.select(16)
turtle.refuel(1)
end

if i == "1" then
turtle.select(1)
turtle.placeUp()
turtle.forward()
end
if i == "0" then
turtle.select(2)
turtle.placeUp()
turtle.forward()
end
if i == "r" then
turtle.turnRight()
turtle.forward()
turtle.turnRight()
turtle.forward()
end
if i == "l" then
turtle.turnLeft()
turtle.forward()
turtle.turnLeft()
turtle.forward()
end
end