2 1 1 1 2 3 1

3 4 2 1 1 2

3 1 1 2 1 4

3 2 1 2 2 1 1

1 3 1 2 1 2 1 1

1 2 2 1 1 3

1 2 3 1 1 2 4

1 1 2 2 3 1 3

1 3 3 1 3 2

1 3 1 1 3 3

1 1 1 1 2 1 1 3

1 2 1 1 3 2 3

2 1 1 2 1 2 2

2 2 1 1 2 3

1 1 1 1 1 2 3 1

2 3 3 1 1 2 2