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