5 4 1 1 2

1

5

1 2 0 1 1
1 0 2
1
1 1

2 3 0 1 1
1 1 2
1
1 2

3 4 0 1 1
1 2 2
1
2 2 1 2

4 1 0 1 1
1 2 2
1
2 1 0 2
