smallinput 135 B

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  1. x=495, y=2..7
  2. y=7, x=495..501
  3. x=501, y=3..7
  4. x=498, y=2..4
  5. x=506, y=1..2
  6. x=498, y=10..13
  7. x=504, y=10..13
  8. y=13, x=498..504
  9. x=500, y=1..2