In that case, you need a new teacher. The elements shown in red are inverted (outside is in, they need to be flipped), everything that has a yellow line in it is an open edge (hole) and is thus not...
Type: Posts; User: sindrele
In that case, you need a new teacher. The elements shown in red are inverted (outside is in, they need to be flipped), everything that has a yellow line in it is an open edge (hole) and is thus not...