36
-5 -2
-4 -2
-3 -2
-2 -2
-1 -2
0 -2
1 -2
2 -2
3 -2
4 -2
5 -2
-4 -1
-3 -1
-2 -1
-1 -1
0 -1
1 -1
2 -1
3 -1
4 -1
-3 0
-2 0
-1 0
0 0
1 0
2 0
3 0
-2 1
-1 1
0 1
1 1
2 1
-1 2
0 2
1 2
0 3