1. 3376.
    0
    up up up
    ···
  2. 3377.
    0
    up up up
    ···
  3. 3378.
    0
    up up up
    ···
  4. 3379.
    0
    up up up
    ···
  5. 3380.
    0
    up up up
    ···
  6. 3381.
    0
    up up up
    ···
  7. 3382.
    0
    up up up
    ···
  8. 3383.
    0
    up up up
    ···
  9. 3384.
    0
    up up up
    ···
  10. 3385.
    0
    up up up
    ···
  11. 3386.
    0
    up up up
    ···
  12. 3387.
    0
    up up up
    ···
  13. 3388.
    0
    up up up
    ···
  14. 3389.
    0
    up up up
    ···
  15. 3390.
    0
    up up up
    ···
  16. 3391.
    0
    up up up
    ···
  17. 3392.
    0
    up up up
    ···
  18. 3393.
    0
    up up up
    ···
  19. 3394.
    0
    up up up
    ···
  20. 3395.
    0
    up up up
    ···