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

1 -1 -1
0 -1 -1
-1 -1 -1
-1 0 -1
-1 1 -1
0 1 -1
1 1 -1
1 0 -1
