0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1.5
-5 0.666667
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1.5
5 0.666667
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1.5
-5 0.666667
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
