Types: N: int, x: List[int], y: List[int]
Ranges: 1 ≤ N ≤ 50, |x_i| ≤ 10^9, |y_i| ≤ 10^9
Addtl Info: If i ≠ j, x_i ≠ x_j or y_i ≠ y_j