def run(input_file):
connections = [(lhs.split(), rhs.strip())
for lhs, rhs in get_tokenized_input(input_file, '->')]
signal_a = part_one(connections)
# Grab the input again, but this time remove the connection that supplies signal `b` and then
# apply the end result on wire `a` from part 1 to the signal `b` for the next run.
connections = [(lhs.split(), rhs.strip())
for lhs, rhs in get_tokenized_input(input_file, '->')]
connections = [(lhs, rhs) for (lhs, rhs) in connections if not rhs == 'b']
connections.append(([signal_a], 'b'))
part_two(connections)
def run(input_file):
# Parse each line into a tuple of ((person1, person2) ,hapiness_person1), and then into a dict
# mapping each pair of people to the happiness change for person1
happiness_pairs = [
__parse_happiness(line)
for line in get_tokenized_input(input_file, ' ')
]
happiness_map = {
people: happiness
for people, happiness in happiness_pairs
}
# Determine each distinct person
people = list(set(people_pair[0] for people_pair in happiness_map.keys()))
part_one(people, happiness_map)
# Oops, you forgot yourself. Add yourself to the list with a 0 score for all pairings.
for person in people:
happiness_map[('me', person)] = 0
happiness_map[(person, 'me')] = 0
people.append('me')
part_two(people, happiness_map)
def run(input_file):
# Parse reindeer from the input file
reindeer = [
Reindeer(tokens) for tokens in get_tokenized_input(input_file, ' ')
]
part_one(reindeer, 2503)
part_two(reindeer, 2503)
def run(input_file):
# Parse Ingredients from the input file
ingredients = [
Ingredient(tokens) for tokens in get_tokenized_input(input_file, ' ')
]
part_one(ingredients)
part_two(ingredients)
def run(input_file):
def __new_lights_grid():
""" Returns a 1000x1000 grid of lights that all start off. """
lights = dict()
for coord in nested_iterable(range(1000), range(1000)):
lights[coord] = 0
return lights
commands = [
LightsCommand(tokens, LightsCommand.COMMAND_V1)
for tokens in get_tokenized_input(input_file, ' ')
]
part_one(__new_lights_grid(), commands)
commands = [
LightsCommand(tokens, LightsCommand.COMMAND_V2)
for tokens in get_tokenized_input(input_file, ' ')
]
part_two(__new_lights_grid(), commands)
def run(input_file):
# Parse Aunt Sue list from the input file
aunt_sue_list = [
__parse_aunt_sue(line[0])
for line in get_tokenized_input(input_file, '\n')
]
properties = __parse_mfcsam_output("""children: 3
cats: 7
samoyeds: 2
pomeranians: 3
akitas: 0
vizslas: 0
goldfish: 5
trees: 3
cars: 2
perfumes: 1""")
part_one(aunt_sue_list, properties)
part_two(aunt_sue_list, properties)
def run(input_file):
# Parse each line into a tuple of (city1, city2) and distance
city_distances = [
__parse_city_distance(line)
for line in get_tokenized_input(input_file, ' ')
]
# Hold the distinct cities we know about, as well as the distance between each pair
cities = set()
city_distance_map = dict()
# Iterate the city distances and put the pairs of cities into a map with their distance.
# Put the pairs in both orders so we can look them up either way.
for (city1, city2), distance in city_distances:
city_distance_map[(city1, city2)] = distance
city_distance_map[(city2, city1)] = distance
cities.add(city1)
cities.add(city2)
part_one(cities, city_distance_map)
part_two(cities, city_distance_map)
def run(input_file):
instructions = get_tokenized_input(input_file, ', ')[0]
part_one(instructions)
part_two(instructions)
def run(input_file):
part_one(get_tokenized_input(input_file, ',', int)[0])
part_two(get_tokenized_input(input_file, ',', int)[0])
def run(input_file):
boxes = get_tokenized_input(input_file, 'x', int)
part_one(boxes)
part_two(boxes)