def run_part_1():
lines = advent_tools.read_all_integers()
grid = np.zeros((1000, 1000))
for elf_num, x, y, width, height in lines:
grid[x:x + width, y:y + height] = grid[x:x + width, y:y + height] + 1
plt.imshow(grid)
plt.show()
return (grid > 1).sum().sum()
def run_part_1():
data = advent_tools.read_all_integers()
# first_steps = 9800
# last_steps = 10200
first_steps = 10020
last_steps = 10030
for steps in range(first_steps, last_steps):
show_grid(data, steps)
def run_part_2():
stuff = [num[0] for num in advent_tools.read_all_integers()]
recorded = {0}
summed = 0
for num in itertools.cycle(stuff):
summed += num
if summed in recorded:
return summed
recorded.add(summed)
def run_part_2():
lines = advent_tools.read_all_integers()
grid = np.zeros((1000, 1000))
for elf_num, x, y, width, height in lines:
grid[x:x + width, y:y + height] = grid[x:x + width, y:y + height] + 1
for elf_num, x, y, width, height in lines:
max_num = grid[x:x + width, y:y + height].max().max()
if max_num == 1:
return elf_num
def run_part_1():
particles = advent_tools.read_all_integers()
result = []
for _ in range(1000):
take_one_step(particles)
distances = [
abs(part[0]) + abs(part[1]) + abs(part[2]) for part in particles
]
result.append(np.argmin(distances))
return result[-1]
def run_part_2():
particles = advent_tools.read_all_integers()
for _ in range(40):
marked = set()
for index1 in range(len(particles)):
for index2 in range(index1 + 1, len(particles)):
if particles[index1][:3] == particles[index2][:3]:
marked.add(index1)
marked.add(index2)
particles = [
part for index, part in enumerate(particles) if index not in marked
]
take_one_step(particles)
return len(particles)
def run_part_2():
data = advent_tools.read_all_integers()[0]
return process_node_part_two(data, 0)
def run_part_1():
stuff = [num[0] for num in advent_tools.read_all_integers()]
return sum(stuff)
def run_part_2():
ports = advent_tools.read_all_integers()
cur_port = 0
return score_part_2(cur_port, ports)
import advent_tools
def memory_game(starting_numbers, end):
number = 0
last_called = {n: i for i, n in enumerate(starting_numbers[:-1])}
prev_number = starting_numbers[-1]
for turn in range(len(starting_numbers), end):
try:
last_turn = last_called[prev_number]
except KeyError:
number = 0
else:
number = turn - last_turn - 1
last_called[prev_number] = turn - 1
prev_number = number
return number
def run_part_1(starting_numbers):
return memory_game(starting_numbers, 2020)
def run_part_2(starting_numbers):
return memory_game(starting_numbers, 30000000)
if __name__ == '__main__':
data = advent_tools.read_all_integers()[0]
print('Part 1:', run_part_1(data))
print('Part 2:', run_part_2(data))
