#!/usr/bin/phon3

def parse_line(line):
    p1, _, p2 = line.split()
    x1,y1 = p1.split(',')
    x2,y2 = p2.split(',')
    return int(x1), int(y1), int(x2), int(y2)


def part_1(input):
    result = 0
    field = [[0 for x in range(1000)] for y in range(1000)]
    for line in input:
        line = line.strip()
        x1,y1,x2,y2 = parse_line(line)
        if x1 == x2 or y1 == y2:
            for x in range(min(x1,x2), max(x1,x2) + 1):
                for y in range(min(y1,y2), max(y1,y2) + 1):
                    field[x][y] += 1
    for x in range(1000):
        for y in range(1000):
            if field[x][y] >= 2:
                result += 1
    print("Part 1 result:", result)


def part_2(input):
    result = 0
    field = [[0 for x in range(1000)] for y in range(1000)]
    for line in input:
        line = line.strip()
        x1,y1,x2,y2 = parse_line(line)
        if x1 == x2 or y1 == y2:
            for x in range(min(x1,x2), max(x1,x2) + 1):
                for y in range(min(y1,y2), max(y1,y2) + 1):
                    field[x][y] += 1
        elif abs(x1 - x2) == abs(y1 - y2):
            dx = 1
            if x1 > x2:
                dx = -1
            dy = 1
            if y1 > y2:
                dy = -1
            for n in range(abs(x1 - x2) + 1):
                field[x1 + (dx * n)][y1 + (dy * n)] += 1
    for x in range(1000):
        for y in range(1000):
            if field[x][y] >= 2:
                result += 1
    print("Part 2 result:", result)


input = list()
with open('input.txt') as fp:
    input = fp.readlines()

part_1(input)
part_2(input)