Types: N: int, x: List[int], y: List[int]
Ranges: 1 ≤ N ≤ 200, 0 ≤ x_i, y_i < 10^4
Addtl Info: x_i and y_i are integers, and for i ≠ j, either x_i ≠ x_j or y_i ≠ y_j