class Solution:
    def areaOfMaxDiagonal(self, dimensions: List[List[int]]) -> int:
        res = mx = 0
        for l, w in dimensions:
            t = l**2 + w**2
            if mx < t:
                mx = t
                res = l * w
            elif mx == t:
                res = max(res, l * w)
        return res