
5 6
1 0 0 0 0 0
0 1 0 0 0 0
0 0 0 1 0 0
0 0 0 0 1 0
0 0 0 0 0 1

5 6
1 0 1 0 0 -1
0 1 0 0 1 0
0 0 0 1 0 0
0 0 0 0 1 0
0 0 0 0 0 1

8 7
#  i  j  k  M  N  c
1  1  0  0  0  0 -1
1 -1  0 -1  1  0  1
1  0  1  0  0  0 -1
1  0 -1  0  1  0  0
1  0  0  1  0  0 -1
1  0  0 -1  1  0  0
1  0  0  0  1 -1 -1
1  0  0  0  0  1 -1

8 7
#  i  j  k  M  N  c
1  1  0  0  0  0 -1
1 -1  0 -1  1  0  1
1  0  1  0  0  0 -1
1  0 -1  0  1  0  0
1  0  0  1  0  0 -1
1  0  0 -1  1  0  0
1  0  0  0  1 -1 -1
1  0  0  0  0  1 -1

1 4
1 1 -1 -1
1 0  1 -1
