1
   0   1
   0  -1   2
   0   1  -2   2
   0   0   0  -2   3
   0  -1   2   0  -3   3
   0   0   0   0   0  -3   4
   0   1  -2   2   0   0  -4   4
   0   0   0   0   0   0   0  -4   5
   0   0   0  -2   3   0   0   0  -5   5
   0   0   0   0   0   0   0   0   0  -5   6
   0  -1   2   0  -3   3   0   0   0   0  -6   6
   0   0   0   0   0   0   0   0   0   0   0  -6   7
   0   0   0   0   0  -3   4   0   0   0   0   0  -7   7
   0   0   0   0   0   0   0   0   0   0   0   0   0  -7   8
   0   1  -2   2   0   0  -4   4   0   0   0   0   0   0  -8   8
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0  -8   9
   0   0   0   0   0   0   0  -4   5   0   0   0   0   0   0   0  -9   9
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0  -9  10
   0   0   0  -2   3   0   0   0  -5   5   0   0   0   0   0   0   0   0 -10  10
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -10  11
   0   0   0   0   0   0   0   0   0  -5   6   0   0   0   0   0   0   0   0   0 -11  11
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -11  12
   0  -1   2   0  -3   3   0   0   0   0  -6   6   0   0   0   0   0   0   0   0   0   0 -12  12
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -12  13
   0   0   0   0   0   0   0   0   0   0   0  -6   7   0   0   0   0   0   0   0   0   0   0   0 -13  13
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -13  14
   0   0   0   0   0  -3   4   0   0   0   0   0  -7   7   0   0   0   0   0   0   0   0   0   0   0   0 -14  14
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -14  15
   0   0   0   0   0   0   0   0   0   0   0   0   0  -7   8   0   0   0   0   0   0   0   0   0   0   0   0   0 -15  15
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -15  16
   0   1  -2   2   0   0  -4   4   0   0   0   0   0   0  -8   8   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -16  16
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -16  17
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0  -8   9   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -17  17
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -17  18
   0   0   0   0   0   0   0  -4   5   0   0   0   0   0   0   0  -9   9   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -18  18
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -18  19
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0  -9  10   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -19  19
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -19  20
   0   0   0  -2   3   0   0   0  -5   5   0   0   0   0   0   0   0   0 -10  10   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -20  20
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -20  21
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -10  11   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -21  21
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -21  22
   0   0   0   0   0   0   0   0   0  -5   6   0   0   0   0   0   0   0   0   0 -11  11   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -22  22
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -22  23
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -11  12   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -23  23
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -23  24
   0  -1   2   0  -3   3   0   0   0   0  -6   6   0   0   0   0   0   0   0   0   0   0 -12  12   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -24  24
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -24  25
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -12  13   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -25  25
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -25  26
   0   0   0   0   0   0   0   0   0   0   0  -6   7   0   0   0   0   0   0   0   0   0   0   0 -13  13   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -26  26
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -26  27
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -13  14   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -27  27
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -27  28
   0   0   0   0   0  -3   4   0   0   0   0   0  -7   7   0   0   0   0   0   0   0   0   0   0   0   0 -14  14   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -28  28
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -28  29
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -14  15   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -29  29
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -29  30
   0   0   0   0   0   0   0   0   0   0   0   0   0  -7   8   0   0   0   0   0   0   0   0   0   0   0   0   0 -15  15   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -30  30
   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 -30  31