-0.5 0.5 1.5 0.5
1
4
0 0
1 1
0 1
1 0

0 0 3 0
1
3
1 50
1 -50
2 0

first test is incorrect.

see : The furniture is a set of convex polygons.

Here says nothing about order of vertices, so test is correct
However, if I do not sort the vertex by angle, I don't lost AC