class Edge:

class Solution:
    def across(self,A :[], B: []) -> []:
        Ax0, Ay0, Ax3, Ay3 = A
        Bx0, By0, Bx3, By3 = B
        Ax1, Ay1 = Ax3, Ay0
        Ax2, Ay2 = Ax0, Ay3
        Aedges

    def rectangleArea(self, rectangles: List[List[int]]) -> int:
