#!/usr/bin/env python3
# -*- coding: utf-8 -*-

point_mask = 0b11100000
points = [
    (75, 32),
    (111, 213),
    (79, 33),
    (1, 33),
    (80, 35),
    (12, 254),
    (215, 78),
    (211, 121)
]
x0, y0 = (78, 33)

tmp_out_mask = 0
cur_pt_mask = 1
min_dist = 0xFF

if __name__ == "__main__":
    for x, y in points:
        if not cur_pt_mask & point_mask:
            cur_pt_mask <<= 1
            continue

        dist = abs(x - x0) + abs(y - y0)

        if dist < min_dist:
            min_dist = dist
            tmp_out_mask = cur_pt_mask
        elif dist == min_dist:
            tmp_out_mask |= cur_pt_mask

        cur_pt_mask <<= 1