def part1(self):
grid = InfiniteGrid[bool]()
santa = Coordinate(0, 0)
grid[santa] = True
for character in self.path:
santa = santa.move(character)
grid[santa] = True
result = len(grid.find(True))
print("Part 1:", result)
def _get_keycode(self, keypad: Grid[str]):
coordinate = Coordinate(1, 1, system=CoordinateSystem.X_RIGHT_Y_DOWN)
result = ""
for line in self.lines:
for character in line:
new_coordinate = coordinate.move(character)
if keypad[new_coordinate] is not None:
coordinate = new_coordinate
result += keypad[coordinate]
return result
def part2(self):
grid = InfiniteGrid[bool]()
santa = Coordinate(0, 0)
robot_santa = santa
grid[santa] = True
for index, character in enumerate(self.path):
if index % 2 == 0:
santa = santa.move(character)
grid[santa] = True
else:
robot_santa = robot_santa.move(character)
grid[robot_santa] = True
result = len(grid.find(True))
print("Part 2:", result)