def part1():
input = read_input(day=10)
score = 0
for line in input:
corrupted_score, _ = SyntaxChecker.score(line)
score += corrupted_score
return score
def part1() -> int:
range_str = read_input(day=4)[0]
pw_min, pw_max = range_str.split('-')
valid = valid_passwords(pw_min, pw_max)
print(valid) # debug
print(sorted(valid))
return len(valid)
def part2():
input = read_input(day=10)
incomplete_scores = []
for line in input:
_, incomplete_score = SyntaxChecker.score(line)
if incomplete_score:
incomplete_scores.append(incomplete_score)
# take middle
return sorted(incomplete_scores)[len(incomplete_scores) // 2]
def part1() -> int:
wire1_str, wire2_str = read_input(day=3)
wire1 = wire1_str.split(',')
wire2 = wire2_str.split(',')
inters = intersections(wire1, wire2)
min_distance = float("inf")
for inter in inters:
min_distance = min(min_distance,
manhattan_distance(Point(0, 0), inter))
return min_distance
def part1() -> int:
ops_str = read_input(day=2)[0]
parser = IntcodeParser(ops_str)
# 1202 program alarm state
parser[1] = 12
parser[2] = 2
for instruction in parser:
parser.process(instruction)
return parser[0]
def part2() -> int:
ops_str = read_input(day=2)[0]
for noun in range(100):
for verb in range(100):
parser = IntcodeParser(ops_str)
parser[1] = noun
parser[2] = verb
for instruction in parser:
parser.process(instruction)
if parser[0] == 19690720:
return 100 * noun + verb
return -1
def part2() -> int:
masses = [int(line) for line in read_input(day=1)]
return _calculate_total_fuel(_recursive_fuel_required, masses)
def part2():
depths = [int(line) for line in read_input(day=1)]
return _num_depth_increases_sliding_window(depths)
def part1():
depths = [int(line) for line in read_input(day=1)]
return _num_depth_increases(depths)
def part2():
cmd_strs = read_input(day=2)
submarine = AimSubmarine()
submarine.process_cmd_strs(cmd_strs)
return submarine.mult
def part2():
binary_strs = read_input(day=3)
oxygen_generator_rating, co2_scrubber_rating = _get_life_support_ratings(
binary_strs)
return oxygen_generator_rating * co2_scrubber_rating
def part1():
binary_strs = read_input(day=3)
gamma, epsilon = _to_gamma_epsilon(binary_strs)
return gamma * epsilon