AdventOfCode/2018/day6.py

47 lines
1.3 KiB
Python

with open('day6-input', 'r') as file:
data = [l.strip('\n') for l in file]
import numpy as np
coords = [[int(i.rstrip(',')) for i in c.split()] for c in data]
def distance(c1, c2):
dx = abs(c1[0]-c2[0])
dy = abs(c1[1]-c2[1])
return dx+dy
distances = {}
for coord in coords:
distances[tuple(coord)] = [distance(coord, c2) for c2 in coords if c2 is not coord]
cell_coord = max(distances.items(), key=lambda x: min(x[1]))
field = np.zeros((500,500))
blacklist = set()
for c1 in [(x,y) for x in range(500) for y in range(500)]:
distances = [distance(c1, c2) for c2 in coords]
min_dist = min(distances)
if distances.count(min_dist) == 1:
cell = min(enumerate(distances), key=lambda x: x[1])[0]
field[c1] = cell
x, y = c1
if x == 0 or y == 0 or x == 499 or y == 499:
blacklist.add(cell)
a = [(field == i).sum() for i in range(len(coords)) if i not in blacklist]
print(max(a))
sumarea = 0
region = np.zeros((1000,1000))
for c1 in [(x,y) for x in range(-350, 350) for y in range(-350, 350)]:
distances = [distance(c1, c2) for c2 in coords]
total_dist = sum(distances)
if total_dist < 10000:
sumarea += 1
region[c1[0]-350, c1[1]-350] = total_dist
print(sumarea)
# Part 2 not 46667 (-3000 to 3000)
# Not 46722 (<=10000)
# Not 556667 (-350 to 350)
# This is some bs