5

1 2 3 4    5
1 1 1 1 1
1 2 0 1

1 2 3 4    1
4


0 0 0 0    4
0 0 0 0
0 0 0



0 0 0 0    2
1 1
1


0 0 0 0    1
0
5

1 2 3 4    5
1 1 1 1 1
1 2 0 1

1 2 3 4    1
4


0 0 0 0    4
0 0 0 0
0 0 0



0 0 0 0    2
1 1
1


0 0 0 0    1
0