def painting_robot(inputs: list, start: int) -> (np.array, np.array):
grid = np.zeros([50, 65], dtype=int)
boolgrid = np.zeros([50, 65], dtype=bool)
robot_pos = np.array([0, 20])
robot_dir = 0
directions = np.array([[0, 1], [1, 0], [0, -1], [-1, 0]])
terminated = False
paint = Intcode(inputs[:], inp=[start], mode='run')
while not terminated:
colour, terminated = paint.run()
grid[tuple(robot_pos)] = colour
boolgrid[tuple(robot_pos)] = True
direction, terminated = paint.run()
if terminated:
break
if direction == 0:
robot_dir -= 1
elif direction == 1:
robot_dir += 1
else:
raise ValueError
robot_dir %= 4
robot_pos += directions[robot_dir]
paint.next_inp(grid[tuple(robot_pos)])
return grid, boolgrid
class Robot(object):
dX = {1: 0, 2: 0, 3: -1, 4: 1}
dY = {1: 1, 2: -1, 3: 0, 4: 0}
back = {1: 2, 2: 1, 3: 4, 4: 3}
def __init__(self, code):
self.x = 21
self.y = 19
self.code = code
self.program = Intcode(self.code, inp=[], mode='run')
self.stack = []
self.found = []
self.grid = np.full([41, 41], -1, dtype=int)
self.grid[self.x, self.y] = 1
self.explore()
def step(self, direction):
self.program.next_inp(direction)
result = self.program.run()[0]
if result:
self.x += Robot.dX[direction]
self.y += Robot.dY[direction]
return result
def explore(self):
for direction in range(1, 5):
if self.grid[self.x + Robot.dX[direction],
self.y + Robot.dY[direction]] == -1:
result = self.step(direction)
if result == 2:
self.found = [self.x, self.y]
if result:
self.grid[self.x, self.y] = 1
self.step(Robot.back[direction])
self.stack.append(["N", direction])
else:
self.grid[self.x + Robot.dX[direction],
self.y + Robot.dY[direction]] = 0
def move(self):
while self.stack:
move_type, direction = self.stack.pop()
self.step(direction)
if move_type == "N":
self.stack.append(["R", Robot.back[direction]])
self.explore()
def main():
inputs = list(map(int, [code.strip().split(',') for code in open('../inputs/Advent2019_13.txt', 'r')][0]))
terminated = False
game = Intcode(inputs[:], mode='run')
count = 0
while not terminated:
game.run()
game.run()
draw, terminated = game.run()
if draw == 2:
count += 1
print(f'AoC 2019 Day 12, Part 1: Number of blocks is {count}')
terminated = False
game = Intcode(inputs[:], inp=[0], mode='run')
game.program[0] = 2 # Insert 2 quarters
paddle = False
while not terminated:
draw_x, terminated = game.run()
draw_y, terminated = game.run()
draw, terminated = game.run()
if draw_x == -1 and draw_y == 0:
current_score = draw
continue
if draw == 3:
paddle = draw_x
if draw == 4:
ball = draw_x
if paddle:
if paddle < ball:
game.next_inp(1)
elif paddle > ball:
game.next_inp(-1)
else:
game.next_inp(0)
print(f'AoC 2019 Day 12, Part 2: High Score {current_score}')