def simulate_robot(tape, start=0):
grid = {}
grid[0, 0] = start
facing = 0
x, y = 0, 0
inputs = [start]
robot = emulate(tape[:], inputs)
try:
while True:
grid[x, y] = next(robot)
if next(robot) == 0:
facing = (facing - 1) % 4
else:
facing = (facing + 1) % 4
if facing == 0:
y += 1
elif facing == 1:
x += 1
elif facing == 2:
y -= 1
elif facing == 3:
x -= 1
inputs.append(grid.get((x, y), 0))
except StopIteration:
return grid
def start_nic(pid):
vm = emulate(TAPE, PACKET_QUEUES[pid])
while True:
addr = next(vm)
x = next(vm)
y = next(vm)
if addr == 255:
NAT[0] = x
NAT[1] = y
else:
PACKET_QUEUES[addr].extendleft([x, y])
def affected(x, y):
if x < 0 or y < 0:
return 0
vm = emulate(TAPE, [y, x])
return next(vm)
import fileinput
from intcode import emulate
# Read input
TAPE = [int(x) for x in fileinput.input()[0].split(',')]
print "BOOST keycode:", next(emulate(TAPE, [1]))
print "Coordinates of distress signal:", next(emulate(TAPE, [2]))
import fileinput
from intcode import emulate
from utils import Point
# Read problem input
TAPE = [int(x) for x in fileinput.input()[0].split(',')]
# Part 1
vm = emulate(TAPE[:], [])
board = []
try:
while True:
resp = next(vm)
board.append(chr(resp))
except StopIteration:
pass
signal = [a for a in ''.join(board).split()]
height = len(signal)
width = len(signal[0])
grid = {}
for y in range(height):
for x in range(width):
grid[Point(x, y)] = signal[y][x]
if signal[y][x] == '^':
START = Point(x, y)
NOT C T
AND T J
NOT A T
OR T J
WALK
"""
running = """\
NOT C T
OR T J
NOT A T
OR T J
NOT B T
OR T J
AND D J
AND H J
NOT A T
OR T J
RUN
"""
for instructions in (walking, running):
program = [ord(c) for c in instructions]
vm = emulate(TAPE, program[::-1])
try:
while True:
resp = next(vm)
chr(resp),
except Exception as e:
print "{} hull damage: {}".format(instructions.split()[-1], resp)
for np in p.neighbours_4():
if graph.get(np, 1) == 0:
continue
if end is not None and np == end:
return dist + 1
if np not in seen:
new_horizon.append(np)
seen.add(np)
horizon = new_horizon
dist += 1
return dist
# Read input
TAPE = [int(x) for x in fileinput.input()[0].split(',')]
BOARD = {}
OXYGEN = None
instructions = [0]
vm = emulate(TAPE, instructions)
robot_dfs(vm, instructions, BOARD, Point(0, 0), 0)
print "Optimal movement to oxygen:", bfs(BOARD, Point(0, 0), OXYGEN)
print "Minutes taken to fill up:", bfs(BOARD, OXYGEN) - 1
import fileinput
from collections import Counter
from intcode import emulate
# Read input
TAPE = [int(x) for x in fileinput.input()[0].split(',')]
TAPE[0] = 2
inputs = [0]
game = emulate(TAPE, inputs)
grid = {}
ball_x = 0
padd_x = 0
score = None
try:
while True:
x = next(game)
y = next(game)
n = next(game)
# Score output
if x == -1 and y == 0:
if score is None:
print "Blocks at start of game:", Counter(grid.values())[2]
score = n
else:
grid[x, y] = n
if n == 3:
padd_x = x
west
take monolith
west
"""
items = [
'space law space brochure', 'mouse', 'sand', 'wreath', 'manifold',
'astrolabe', 'mug', 'monolith'
]
for i in range(1, len(items) + 1):
for comb in combinations(items, i):
for item in items:
TAS += "drop {}\n".format(item)
for c in comb:
TAS += "take {}\n".format(c)
TAS += 'west\n'
TAPE = [int(x) for x in fileinput.input()[0].split(',')]
vm = emulate(TAPE, [ord(c) for c in TAS][::-1])
try:
while True:
resp = chr(next(vm))
sys.stdout.write(resp)
except Exception as e:
pass