-1 -1
-1 0
-1 1
-2/3 -1/3
-2/3 1/3
-3/5 -1/5
-3/5 1/5
-1/2 -1/2
-1/2 0
-1/2 1/2
-1/3 -2/3
-1/3 -1/3
-1/3 1/3
-1/3 2/3
-1/5 -3/5
-1/5 3/5
0 -1
0 -1/2
0 0
0 1/2
0 1
1/5 -3/5
1/5 3/5
1/3 -2/3
1/3 -1/3
1/3 1/3
1/3 2/3
1/2 -1/2
1/2 0
1/2 1/2
3/5 -1/5
3/5 1/5
2/3 -1/3
2/3 1/3
1 -1
1 0
1 1
