c

0 2

0

3

1
1 3
0 -1 0
0 0 0

1
2 3
1 1 -2
1 -1 10
0 0 0

1
2 3
1 1 0
1 -1 10
0 0 0

0

3

2 5
0 1 0 -1 0
0 0 1  0 0

2 5
0 1 0 -1 0
0 0 1  0 -1

2 5
0 1 0 -1 0
0 0 1  0 -2

0