def _main():
with open(asset("day18.txt")) as file:
cave = Cave(file)
print("Part 1:", cave.min_steps())
with open(asset("day18_part2.txt")) as file:
cave = Cave(file)
print("Part 2:", cave.min_steps())
def _main():
with open(asset("day21.txt")) as file:
program = [int(part) for part in file.read().split(',')]
print("Part 1:", _run_assembler(program, ASSEMBLER0))
print("Part 2:", _run_assembler(program, ASSEMBLER1))
def _main():
with open(asset("day1.txt")) as file:
mass = [int(line) for line in file]
fuel = sum([fuelFor(m) for m in mass])
print("part1:", fuel)
fuel = sum([totalFuelFor(m) for m in mass])
print("part2:", fuel)
def _main():
with open(asset("day14.txt")) as file:
factory = Nanofactory.parse(file.readlines())
ore_needed = factory.compute_ore_for_fuel()
print("Part 1:", ore_needed)
total_fuel = factory.compute_fuel_for_ore(1000000000000)
print("Part 2:", total_fuel)
def _main():
with open(asset("day15.txt")) as file:
program = [int(code) for code in file.read().split(',')]
robot = RepairDrone(program)
sector = robot.explore()
sector.draw()
print("Part 1:", sector.steps_to_oxygen())
print("Part 2:", sector.fill())
def _main():
with open(asset("day23.txt")) as file:
program = [int(part) for part in file.read().split(',')]
network = Network(program)
print("Part 1:", network.part1())
network.reset()
print("Part 2:", network.part2())
def _main():
with open(asset("day22.txt")) as file:
shuffles = [Shuffle.parse(line) for line in file]
deck = Deck(10007)
print("Part 1:", deck.index_after_shuffle(shuffles, 1, 2019))
deck = Deck(119315717514047)
print("Part 2:", deck.card_after_shuffle(shuffles, 101741582076661, 2020))
def _main():
with open(asset("day16.txt")) as file:
original_signal = file.read()
signal = fft(original_signal, 100)
signal = "".join([str(val) for val in signal[:8]])
print("Part 1:", signal)
signal = fft(original_signal, 100, True, 10000)
print("Part 2:", signal)
def _main():
with open(asset("day10.txt")) as file:
points = parse_points(file)
_, rays, num_seen = find_best_position(points)
print("Part 1:", num_seen)
fire_order = fire_laser(rays)
point200 = fire_order[199]
print("Part 2:", point200.x * 100 + point200.y)
def _main():
with open(asset("day5.txt")) as file:
memory = [int(value) for value in file.read().split(',')]
computer = Computer(memory, verbose=True)
print("Part 1:")
computer.run(inputs=[1])
print("Part 2:")
computer.run(inputs=[5])
def _main():
with open(asset("day3.txt")) as file:
dir0, dir1 = file
wire0, wire1 = parse_wires(dir0, dir1)
points = find_intersections(wire0, wire1)
min_dist = find_min_dist(points)
print("Part 1:", min_dist)
min_steps = find_min_steps(wire0, wire1, points)
print("Part 2:", min_steps)
def _main():
with open(asset("day12.txt")) as file:
initial_state = [Vector.parse(line) for line in file]
moons = [Moon(pos) for pos in initial_state]
energy = _simulate_movement(moons, 1000)
print("Part 1:", energy)
reset_time = _find_reset_time(moons, 300000)
print("Part 2:", reset_time)
def _main():
with open(asset("day17.txt")) as file:
program = [int(part) for part in file.read().split(',')]
text = _ascii(program)
scaffolds, robot = _parse_scaffolds(text)
print("Part 1:", _sum_of_alignment_parameters(scaffolds))
robot.follow_scaffolds(scaffolds)
routine = Routine.create(robot.commands)
print("Part 2:", routine.run(program))
def _main():
with open(asset("day8.txt")) as file:
image = parse_image(file.read(), 6, 25)
max_zero_row = np.argmin(count_by_layer(image, 0))
num_ones = count_by_layer(image, 1, max_zero_row)
num_twos = count_by_layer(image, 2, max_zero_row)
print("Part 1:", num_ones * num_twos)
image = collapse(image)
print("Part 2:")
for line in image:
print("".join(['#' if value else '.' for value in line]))
def _main():
with open(asset("day25.txt")) as file:
program = [int(part) for part in file.read().split(',')]
computer = Computer(program)
commands = [
"south", "take mouse", "north", "west", "north", "north", "north",
"west", "take semiconductor", "east", "south", "west", "south",
"take hypercube", "north", "east", "south", "west", "take antenna",
"west", "south", "south", "south"
]
computer.write_ascii("\n".join(commands) + '\n')
while not computer.is_halted:
while not computer.num_outputs and not computer.is_halted:
computer.step()
if computer.num_outputs:
computer.print_ascii()
def _main():
with open(asset("day24.txt")) as file:
lines = list(file)
print("Part 1:", find_first_repeat(lines))
print("Part 2:", simulate_recursive(lines, 200))
def _main():
with open(asset("day20.txt")) as file:
maze = DonutMaze(list(file))
print("Part 1:", maze.min_steps())
print("Part 2:", maze.min_steps_recursive())
def _main():
with open(asset("day7.txt")) as file:
program = [int(value) for value in file.read().split(',')]
_part1(program)
_part2(program)
def _main():
with open(asset("day6.txt")) as file:
com = Body.parse(file.read())
print("part1:", com.count_orbits(0))
print("part2:", com.find_shortest_transfer("YOU", "SAN"))
