1. 301.
    0
    up up up
    ···
  2. 302.
    0
    up up up
    ···
  3. 303.
    0
    up up up
    ···
  4. 304.
    0
    up up up
    ···
  5. 305.
    0
    up up up
    ···
  6. 306.
    0
    up up up
    ···
  7. 307.
    0
    up up up
    ···
  8. 308.
    0
    up up up
    ···
  9. 309.
    0
    up up up
    ···
  10. 310.
    0
    up up up
    ···