#R
 -4 -14
  4 -14
 -5 -13
 -3 -13
  3 -13
  5 -13
-15 -12
-14 -12
 -4 -12
  4 -12
 14 -12
 15 -12
-14 -11
 14 -11
-14 -10
-12 -10
 12 -10
 14 -10
-13  -9
-12  -9
 12  -9
 13  -9
 -3  -8
  3  -8
-10  -7
 -9  -7
 -8  -7
 -4  -7
 -3  -7
 -2  -7
  2  -7
  3  -7
  4  -7
  8  -7
  9  -7
 10  -7
 -6  -4
  6  -4
 -6  -3
  6  -3
 -8   0
 -7   0
  7   0
  8   0
 -8   1
 -7   1
  7   1
  8   1
 -6   4
  6   4
 -6   5
  6   5
-10   8
 -9   8
 -8   8
 -4   8
 -3   8
 -2   8
  2   8
  3   8
  4   8
  8   8
  9   8
 10   8
 -3   9
  3   9
-13  10
-12  10
 12  10
 13  10
-14  11
-12  11
 12  11
 14  11
-14  12
 14  12
-15  13
-14  13
 -4  13
  4  13
 14  13
 15  13
 -5  14
 -3  14
  3  14
  5  14
 -4  15
  4  15