updown/p/002.txt

0  0  0  0  0  0  0  0  0  0 
0  10  11  11  11  11  2  2  2  0 
1  0  11  11  11  11  11  11  2  2 
1  11  11  11  16  11  11  11  0  0 
2  2  11  16  0  16  0  0  0  0 
2  2  10  0  0  16  11  0  0  0 
2  10  10  16  0  16  10  0  0  0 
0  10  10  0  16  16  11  0  0  0 
0  0  0  0  0  0  0  0  0  2 
0  0  0  0  0  0  0  0  0  2