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Zev Averbach
2023-12-11 11:45:24 +01:00
commit c0d0847443
8 changed files with 1662 additions and 0 deletions
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day3_short.txt Normal file
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.........426.............985.........40..........207............................841..463................................633........17.384...
531&......+..........125....-..312..........#........895......998..945.....@......$.....-...33...................353.....*........*.........
........................#......*...........21..727..*..../..-./.............545......80...................602......@..272.......743.........
...........558.577..........486...186*925.....*....483.883.1....286...................................625..................#474.....491.....
..............*.........243.................287................*............$....245............830.........793......#..........306..*......
238.685.................*................#.........%........807.........28.947.................*.....705.....*....573...500*781...#..496....
..................989..923.......713...539......917.................115..*.....-...........662.........-......413...........................
...........=......*..........886.*.........................442......*...........398........*.............%.............636...........%......
............976.413...498..../...266........796....................87.....................969.881..&.....815...........*.....279....415.....
......728*..............*..............129..........670...890.....................760...=.......@.832........227.....632.212*...............
..........257.....712.491....-41...........970........*....*...373........742.......*....330....................*.....................814...
....................*..................415......406..441..35..../.........-..........828.........................239.....@...533*206........
......687.........834......448...658...*..........&..................467*..................244.......+332....*..........35..............*...
.............453.......616..*...........609.............662......672.....56........661.602*...............549.661...................141..73.
.......699...*.........*...904..........................&..........*...@..............................189..........$677.......473.....*.....
........*..670.........938.........267.......684...........514...211....875.........667..171.110&.426*......../...............*........29...
.....164..........................*....@786.*..........646.=.........43.......885....+...=.............641.....996...........117....28......
.........*921....150*....635..973............587...346*......771........&3....+....................=................................@.......
......962............821....*...*...........................$....174............391+......732*177...101.....146.............555.............
..........................117.965.........327.....................*../127.54.........354.....................*...37/.......&....56....656...

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day_1.py Normal file
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import pathlib
def solution_line(line: str) -> int:
first_num = None
for char in line:
if char.isnumeric():
first_num = char
break
if first_num is None:
return 0
for char in reversed(line):
if char.isnumeric():
return int(first_num + char)
raise Exception
def solution(input_text: str) -> int:
total = 0
for line in input_text.split("\n"):
solution_for_line = solution_line(line)
total += solution_for_line
return total
sample_input = """1abc2
pqr3stu8vwx
a1b2c3d4e5f
treb7uchet"""
first, second, third, fourth = sample_input.split("\n")
first_solution = solution_line(first)
assert first_solution == 12, first_solution
second_solution = solution_line(second)
assert second_solution == 38, second_solution
answer = solution(sample_input)
assert answer == 142, answer
print(solution(pathlib.Path("day_1.txt").read_text()))

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day_10.py Normal file
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import pathlib
sample_input = """..F7.
.FJ|.
SJ.L7
|F--J
LJ..."""
def get_start_cell(rows: list[str]) -> tuple[int, int]:
for i, row in enumerate(rows):
for j, char in enumerate(row):
if char == "S":
return i, j
raise Exception
NE_SW = 1, 1
SE_NW = -1, 1
SW_NE = -1, -1
NW_SE = 1, -1
DIRECTIONS = {
"F": NE_SW,
"L": SE_NW,
"J": SW_NE,
"7": NW_SE,
}
VALID_PAIRS = (
("|", "|"),
("F", "|"),
("7", "|"),
("|", "L"),
("|", "J"),
("-", "-"),
("F", "-"),
("L", "-"),
("-", "7"),
("-", "J"),
("F", "7"),
("F", "J"),
("L", "J"),
("L", "7"),
("J", "7"),
("J", "F"),
("7", "J"),
("7", "L"),
)
def get_next_tile(rows: list[str], s: tuple[int, int]) -> tuple[tuple[str, int, int], str]:
i, j = s
for name, (x, _) in DIRECTIONS.items():
next_tile_x = i + x
next_tile_y = j
if next_tile_x < 0 or next_tile_x > len(rows):
continue
next_tile = rows[next_tile_x][next_tile_y]
if next_tile == ".":
continue
elif (name, next_tile) not in VALID_PAIRS:
continue
else:
s_serves_as = name
return (
(next_tile, next_tile_x, next_tile_y),
s_serves_as,
)
raise Exception
def print_matrix(rows: list[str]) -> None:
print()
for idx, row in enumerate(rows):
if row.strip():
num_spaces = 2 if len(str(idx)) == 1 else 1 if len(str(idx)) == 2 else 0
spaces = ""
for _ in range(num_spaces):
spaces += " "
print(f"{spaces}{idx}) {row}")
print()
def solution(matrix_text: str) -> int:
rows = matrix_text.split("\n")
i, j = get_start_cell(rows)
next_tile_tup, s_serves_as = get_next_tile(rows, s=(i, j))
next_tile, next_tile_x, next_tile_y = next_tile_tup
print(f"S is located at {i}, {j}")
print(f"S serves as '{s_serves_as}'")
prev_tile_x = i
prev_tile_y = j
iters = 1
### TRAVERSE
while next_tile != "S":
direction_x = next_tile_x - prev_tile_x
direction_y = next_tile_y - prev_tile_y
prev_tile_x = next_tile_x
prev_tile_y = next_tile_y
if next_tile not in "-|":
n_x, n_y = DIRECTIONS[next_tile]
if direction_x == n_x:
next_tile_y -= n_y
elif direction_x == -n_x:
next_tile_y += n_y
elif direction_y == n_y:
next_tile_x -= n_x
elif direction_y == -n_y:
next_tile_x += n_x
else:
if next_tile == "|":
next_tile_x += direction_x
elif next_tile == "-":
next_tile_y += direction_y
next_tile = rows[next_tile_x][next_tile_y]
iters += 1
print(f"i{iters}: {next_tile} {next_tile_x},{next_tile_y}", end=" ")
print_matrix(rows)
print(f"{i=}, {j=}")
return iters // 2
entries = pathlib.Path("day_10.txt").read_text()
print(solution(entries))

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777FJ.F|-|FFF-L-J7.7.F-7--L-7-L-LF-7-FFF.FLF7.FL7-J77F-7.L7-7.-F77F|FLJ7.L---7.7---J77F|.F|-J7FFF|7-F7-77.FF7|-7-F77F-.J7.777FF|F|-F77|-77.F
L|F|JJ||.FL7L-JFJLJFFJFJJ|FFJFJ-LLJJ.7.F-.LJJFF|L7.F-.LJFLFJ|7|||.|FJ|LJ7J...-J77.L|F|7.--.LLF-FFFL7||7LF-F7-J7JF|77L-|L-L7LFL-F-7JLJ-|.L7.F
L--JJ|L-.LLJ-L-J||FJJ-JJFF7JFL77.LL-|J7|J.-L-LFJ7|-L.FFJ|7|.L7FFJFJ|LJ-FL.-77|7|F7FLJ|.F-L7|.|JFL-.L|JF|L-L77J7.|JL7F7|7LLJ...||-J-FL-L|JJF|
FF|-L7.J..-JFJ.L7-|J.FL7F7J.|-7-F7L--F-JL-J|-FJ-||7L|7J-J77F-L-JLFJF7|L|-L-J7-J7.J-J--.|F||-J7-|J|-FJ.FFJ.||JL7-L--L--J-F.LF7LL.--77.F.|||L|
F|.7F-7-|.|.||.|F7JJ.LL||LJ-JFL-JJF|.|JJ-7.F.7||L-F--7-7.F7JFLL7FF-|L-7|J|.L|7-7.|J7-LL--JJ|.JF-7L|.7FLL..L7FJ|J.F|7-JJ|LL7L||.7L-7J-J-F77-7
F7.LF|.FJF77JF-FLJJ.FL.L|J..L|J.|.LF-77.L7FLFJ-JJJ|F-J.L.|L7J77F77JL-7L77|.|.|JL|.-7..L-FL7-|LFL7FF-FL-LL-F|7.-7F7F-7|FF7|F.J-|JLFJJJ-7-7|-J
7JFFL--J.7|F-F7||J-F.|.|.L-|FJ-7J|L|FJ-L-77J|7L|.FJ|JJ-L7--JLF-||JFF7L7|777F-7.L-7.F7.FF7LF7L-|FJ7JL|||LL7FJJ.L-LJ||L--J-|L7-|L--J.F-7LL|J77
|--77|LJFL-|FLF7JLFF7-L7F7.|F-F-.|.||7.||LF7-|77FJFJJ.---7|F|LFJL--J|FJL-7JJJJ|7J|.|-F-JL-JL7-|7FJJ..F7F|7J7.-.J|FJL.L|7LL-JF77FL.FJFF.JL-JF
LLJL|7LFFJ7FJ-|77.L||7L-L7FF7-|J-FFJ|7F7-7L|-F-7L7|LF..FLJ-F|-|F-7F7LJF7FJ7-|J...L|JLL7F--7FJF7-7|..F77F|-----J-|J|.|.J7-||F7J77|LF-JJ..FJ.7
|L|.L|.J.7F|..JLF.F||7J..FF|L777J|L7L7||J7|F7L7L7|L--77-L7FJ|.|||LJL-7|LJL7777F|7--7|.LJF7||7||.L7..|JF-JFLJL7J-|7-F|F|77-L7|.7---L-.F|.|FF|
L.|.L|L.LF-JF7.|F--J|J-FFF|L7||F77|L7|||--FJL7L7LJF--JJJJ|L7L-LJF--7FJL7F77F-7LJJFLF7-F7|||L-JL77FJ7F-77FF-F-|7|L7FL77|F7-|L|-|..7J..|J-7|.|
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J7FJ.|||FL|LJL7||||||L-7FJL--7F-7|FJ||L--7LJ|LJF7F--JF7L7L7JF||L------7F--J|||L-J|F-JF-JF7L|L-J||L7|LJL77F-77F-F-7F7|F-7J|F-7FF7|.LL|JL|LLJ.
LLJ-FFL-|F|F-7LJLJ|||F7|L7F7LLJ-||L7LJF--JF7|F-J|L--7||.|FJF-J|F7F7F--JL7F7|||F--JL-7|F7||FJF--J|FJL-7FJF7-LJ-L|FJ-L|7-JFJJLF-LJ-L----.|.L77
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..FJ-.7FLFJ7||JF-JF7F7LJ|F77LJ|F-7L-JFJ|F-7FJFJLJFJ|F--JL7|L7|||L-7L-7L|||LJFJ|F7|L-7L7||F7F7L7LJ|F7L-7F--JL7||F-J-F7|FJ|L-7LF7.F7F|||F-|-||
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JJ.LF|F-7JFL-FJ|L-7FJL-7F-JFJ||L7FJ|FJL7F7|L7FJLJL7|L7||||-|L7F-JL7L7||LJ|LJL-JF--JFJFJ|||L77||L7F---J|||FJFJL7L7L-7||F7|FJLFJL77J7.FF.L7|FJ
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FF---77|7FF7||L7|F7|||LJ|F--J|L---7|F7LJF-7L7FJ|L-JL-JFJ||L7F-J|||L7|L-7||L7L7L7||FJF7|||||L7|||LJ||LJ|FJLJLJ|F7JLJ||F-7|||F7FJF7F7LFJ7FF77J
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FF-L-||.F|..||.|7.|F-7|L-7F7F7L7L7L7FJ||||F7|F--J|||LJFL-7|-FJ|7L7F-7|L-7||F-J.FJ|L7L7F7FJL7LLJL7|F--JF-7|L7|LJLJLJJLJFJF-7FJ|LL-.|.L|JJFLL7
FJ-J-||F-JLF-7F.L7LJLLJF7LJLJ|FJFJFJL7|LJ||||L-7FJ|L7F---JL7L7L-7||FJL7J|||L--7L7L7L7LJ||F7L---7||L7F7|JLJ||L-7F7F77F7L-J7||F-J.|F|-7|J7F77|
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L7-|7L-JL|--|.FLJLJ7L-----7F7FJL7L--7LJL7FJLJL7F7|FJ|||FJL7-|FJLJLJLJL-JF--J|L7L7L7|||L7||||||||||L7|LJL7F7FJ|F7F-7F7F7L7FL-JJLL7-F..|LJ-LF7
L-.L-JJ.FJ|-|777F---F-----J||L-7|F7FJF--J|F---J||||FJLJL7FJFJ|F7F-7F-7F7L7F-J||FJFJ|FJFJ||||||LJ||LLJF--J|||FJ||L7LJLJL7L7|7L.FFJJ|7.77FF7L-
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7|..F|J7|.|JLL|7J.|.LJLJFJL7|L-7-LLJF7F7||LJLJ|||||FJ|L-JL-7L-7F7L7JL7F--7F-7L---7F--JL7F77FJF7|LJL--7L7|L7FJ|F7|F-7L7F-JF-JL7J|J|F7|FLJ-L-7
FJ7FFLJ|||..|.L--L|-F---JF-JL7FJ|7-L|LJLJL7F--J|LJ||J|F-7F7|F-J||FJF-J|F-JL7|F7F-J|F--7LJL7|FJLJF----JFJ|FJL-J|LJ|-L-JL-7|J-FF7F77|-J-FJ.|F|
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77||FJ||.|JFFJ-FJF|.|LF-JL--JLJ7L|LLF|FJLJ|-|FLLJLJ.LL--7|FJFJFJL-7L--7F7F7||F7|L7FJ||||LF-JL-----7FJ|L-7|L-JL-JFJL--7LJJJ-|-|LL.L7|.J7FF.FL
LL|J7JF|.|FF7FF---|F|.77FLJ7||.|.F77LLJ-L|--|JLJ7.F-JFJLLJ|FJFJF-7|F--J|||||LJLJFJL7LJ|L7L-7F7F-7FJL7|-FJL7F7J|LL-7F-JJ.|J.F7--J-LJLJJFF7||7
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.LLL-|F|JFF-|F-.L|L|-|LL7F-JJ|7FLFFJFJ7|--77|LL..FL7F7.|-7FJ.LJ|FJF--JL7|F-JJ7F-J--J|LFF-L-J7J7|LFLJF-F-L-JLJLJ-|.F|LFLLJF7LJ.-7L||||L77.-J7
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|F-77LLL|-J----L|7LJ7L-|-JJ7|F-|.LL77LJ7|.LLF|FLFJ7FL-|L77.|L|LLFL--7L-7|L7.FJF|--LL--F--|F|F--JF.FLJ...||7FFJLJ-77L7J-LF7F7FFF7|F7.J|FLJFF.
L7L|-7-||L7.||FLJ7FJ7JF7.|.|FL-J7.FL-JF|-7FL|LL-LF|L||.FLJFF7J-7FLF-JF-J|FJFL7||.FJL||J|-JJ.L|.FF-L--L7F|FL---7|F-77FJFL.F7.L|LL-|-FLJ-J-FJ-
LLF7.J.L7-J-L-|.L|JL|JLL-FL7JLL7.L-JJL-J-LJ.LJL77-|-J-.F-LF-JJ.LJLL--JLLLJ-L-FLF-7...J-J-LJF.L.L7JL|JLLFF7J-LFL--L|-JLJ.--L7.|.LLJL|-J.F-JJ.

90
day_2.py Normal file
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@@ -0,0 +1,90 @@
import pathlib
NUMBERS = {
"one": 1,
"two": 2,
"three": 3,
"four": 4,
"five": 5,
"six": 6,
"seven": 7,
"eight": 8,
"nine": 9,
}
def solution_line(line: str) -> int:
first_num = None
pending_chars = ""
break_out = False
for char in line:
if break_out:
print("breaking")
break
if char.isnumeric():
first_num = char
pending_chars = ""
break
else:
pending_chars += char
if pending_chars in NUMBERS:
first_num = str(NUMBERS[pending_chars])
break
else:
for word in NUMBERS:
if pending_chars.startswith(word) or pending_chars.endswith(word):
first_num = str(NUMBERS[word])
break_out = True
break
if first_num is None:
return 0
pending_chars = ""
for char in line[::-1]:
if char.isnumeric():
return int(first_num + char)
else:
pending_chars += char
if pending_chars[::-1] in NUMBERS:
last_num = str(NUMBERS[pending_chars[::-1]])
return int(first_num + last_num)
else:
for word in NUMBERS:
if pending_chars[::-1].startswith(word) or pending_chars[::-1].endswith(word):
return int(first_num + str(NUMBERS[word]))
raise Exception
def solution(input_text: str) -> int:
total = 0
for line in input_text.split("\n"):
solution_for_line = solution_line(line)
total += solution_for_line
return total
sample_input = """two1nine
eightwothree
abcone2threexyz
xtwone3four
4nineeightseven2
zoneight234
7pqrstsixteen"""
first, second, third, fourth, fifth, sixth, seventh = sample_input.split("\n")
first_solution = solution_line(first)
assert first_solution == 29, first_solution
second_solution = solution_line(second)
assert second_solution == 83, second_solution
third_solution = solution_line(third)
assert third_solution == 13, third_solution
fourth_solution = solution_line(fourth)
assert fourth_solution == 24, fourth_solution
fifth_solution = solution_line(fifth)
assert fifth_solution == 42, fifth_solution
sixth_solution = solution_line(sixth)
assert sixth_solution == 14, sixth_solution
seventh_solution = solution_line(seventh)
assert seventh_solution == 76, seventh_solution
answer = solution(sample_input)
assert answer == 281, answer
print(solution(pathlib.Path("day_1.txt").read_text()))

94
day_3.py Normal file
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import pathlib
sample_input = """467..114..
...*......
..35..633.
......#...
617*......
.....+.58.
..592.....
......755.
...$.*....
.664.598.."""
def solution(data):
total = 0
lines = data.split("\n")
prev_line = None
for lidx, line in enumerate(lines):
next_line = None
if lidx < len(lines) - 1:
next_line = lines[lidx + 1]
num = ""
prev_char = None
for cidx, char in enumerate(line):
next_char = None
if cidx < len(line):
next_char = line[cidx]
if char.isnumeric():
num += char
else:
if len(num) > 0:
num_int = int(num)
len_num = len(num)
prev_char = line[cidx - len_num - 1]
num = ""
if (
prev_char is not None and prev_char != "." and not prev_char.isnumeric()
) or (next_char is not None and next_char != "." and not next_char.isnumeric()):
total += num_int
print(num_int)
else:
line_indices = []
for i in range(len_num + 1):
if cidx - i >= 0:
line_indices.append(cidx - i)
if cidx - len_num - 1 >= 0:
line_indices.append(cidx - len_num - 1)
if cidx + 1 < (len_num - 1):
line_indices.append(cidx + 1)
if num_int == 509:
print("---")
print(509)
print(f"{len_num=}")
print(f"{line_indices=}")
print(f"{prev_line=}")
print(f"{line=}")
print(f"{next_line=}")
print("---")
for ix in line_indices:
if (
prev_line is not None
and prev_line[ix] != "."
and not prev_line[ix].isnumeric()
):
total += num_int
print(num_int)
# print(f"{ix=}")
# print(f"{prev_line[ix]=}")
# print(f"{prev_line=}")
# print(f"{line=}")
break
if (
next_line is not None
and next_line
and next_line[ix] != "."
and not next_line[ix].isnumeric()
):
total += num_int
print(num_int)
# print(f"{ix=}")
# print(f"{next_line[ix]=}")
# print(f"{next_line=}")
break
prev_line = line
return total
# print(solution(sample_input))
print(solution(pathlib.Path("day_3.txt").read_text()))
# print(solution(pathlib.Path("day3_short.txt").read_text()))

140
day_3.txt Normal file
View File

@@ -0,0 +1,140 @@
.........426.............985.........40..........207............................841..463................................633........17.384...
531&......+..........125....-..312..........#........895......998..945.....@......$.....-...33...................353.....*........*.........
........................#......*...........21..727..*..../..-./.............545......80...................602......@..272.......743.........
...........558.577..........486...186*925.....*....483.883.1....286...................................625..................#474.....491.....
..............*.........243.................287................*............$....245............830.........793......#..........306..*......
238.685.................*................#.........%........807.........28.947.................*.....705.....*....573...500*781...#..496....
..................989..923.......713...539......917.................115..*.....-...........662.........-......413...........................
...........=......*..........886.*.........................442......*...........398........*.............%.............636...........%......
............976.413...498..../...266........796....................87.....................969.881..&.....815...........*.....279....415.....
......728*..............*..............129..........670...890.....................760...=.......@.832........227.....632.212*...............
..........257.....712.491....-41...........970........*....*...373........742.......*....330....................*.....................814...
....................*..................415......406..441..35..../.........-..........828.........................239.....@...533*206........
......687.........834......448...658...*..........&..................467*..................244.......+332....*..........35..............*...
.............453.......616..*...........609.............662......672.....56........661.602*...............549.661...................141..73.
.......699...*.........*...904..........................&..........*...@..............................189..........$677.......473.....*.....
........*..670.........938.........267.......684...........514...211....875.........667..171.110&.426*......../...............*........29...
.....164..........................*....@786.*..........646.=.........43.......885....+...=.............641.....996...........117....28......
.........*921....150*....635..973............587...346*......771........&3....+....................=................................@.......
......962............821....*...*...........................$....174............391+......732*177...101.....146.............555.............
..........................117.965.........327.....................*../127.54.........354.....................*...37/.......&....56....656...
.335.747*967..*469.................................-.....$.450..560...........553...+.......327*..........215.........950..............-....
......................253%...........796.........267...946..*........&...583.-...........-......727.37........@....#....-.......337.........
.............-...............-.649.........-.................316..680......*.....982..398..................961......632...718......*..%.....
..........599.............876......700..617....344*138...611..........907........-...........................................*...291...209..
.860...........................*......*......................850........*..............=....761...721*804...............%...33..............
...*...........................61./....378........268....956..#..813@..191...610.168..216....$...............853%......826..................
.757..=422.........................427..........+....%....=...................#.../..............908................@.......................
.........................172.................464...........................-.....................*.......667...931...131..@.........939.....
............456.....462....*.....985................801......933..464..641.874............*189..42.........................430..596...=.....
..............*....%........945.@........456....*23...........*..........*.............335.........889..557#....................*...........
....810.........65......382................#.532...............704......796...192....................@..........46...527......929...........
...=....%..................*433...........................925.............................................30.....*................617.......
.....792.......386.....................575...%859................................................................993...334*..........&......
..........657.&.....&....................*.....................296.+513.............36..........267........703.............186..............
......336...........443...#.....474......897.215*346.....100.....=...........+.812../......47.%....*444..&............128........-...196....
705.............980......932.......*122..................*...........305..817..*......424.../.40.........193.210.736.*..../....&.512..*.....
...%...............*.....................................326..615.......*.......472..*...........350*201.......*..@....681...902......330...
...................907...303...........140*112.............../........93...875......339....361=.............730.............................
..............540...........*...................498.170.....................*....................#...757........241...............201.......
...359*42.....=.......309...561....528.....444.....*........570............................125/.379......707.......*........*285.$..........
............%.........................*770.............253..*....515..926..................................=........45.946..............*...
....155..573..103.24..............................@......*...179..*........275......................*...................*................134
....*............*......963...........444......801...656.796.....524.84#......*433.......997.....122.500....711.......447...................
..80.........992..........*............*...+..........*....................................*.................*...............$.....894...61.
........183..../.......492..955....+.222....519........373....=......304........151.........691..............655......223....37......*......
.........$...................&..221................859.....929.......*...398.......*......-......591.....&.............$..........134.......
................960......264........./..............#..............508...@........118..449........*...907......=791.........................
...........239....#.....=...........248.531...................@..................................696.......741...................50..174....
.....=......*............................*.....506*809.....796.....906.....=...........17*...........51...*.......................*..*......
...520...198...781....253..............957.222.....................*.....216..............513....959*....638.312........172.318......514....
...............*.........*239...............*.....%.....923.........852..............414+............../.....%...104.......*.............936
.....221.....116.....712...........201...346...475.........*...............&..............745....109..202...........*.......................
....*............957*.....$....353...............................171....468....%..........*.........*.........906..593..592#......&316......
.........232...........251....#.......%.......................$...*...........179..904.....365.....331..541..*..............................
...................................856..........412..-....844.877..871....*.........../.................*....416...........810*685..776.969.
.158.......@......319........681..........780.#...+...428.*............650.241....@....................................123.............*....
....%....826......@....%.688*.......983../....723.........892...................270.....234....*......443...970...........*.................
....................314................*.................................................*..=...588......*.....%........225...496*732.......
...344+........................644......413.997....553...................................87.282..........943........866.....................
..........*563....910......267..*..546........*.....*..................60.............+..........421*739.............*...251.169.605........
938.....52...........*761.*....762............335....842.....................44/.......528..........................77......*.......*201....
..........................597......$.....................896.....543.76.........................938./707...............8........982.........
...894..195.......310*986.....=54.854...553................#.......*...*..192...127..566*768..........................*....850...*..970.....
.....*..................................=...835...874...........663...65..*.....*.................*947..539.12...947.485.....*..749..*......
......34.378........$............#.........*......*......922...............947.598..880........723.....*....*...@..........791........18....
..165.............388..94.......863........132.184..973.*.......58.................*......226..............618.....................=........
.....*.............................................@.....154.............240..34.297.......*...........429.....625...............672........
......619...#............641*520.340.918............................../..@...............390......502..-..../.*.....164....789........984...
.............933.....................*.....838..240..400&..........288.......196..109............*.......749...513........*.......751...*...
.....709.....................881..905.........*....*.....................643..*.....@...114...608......................190..........*....993
...............109...........*........368..123....98...501.....691..410-...*.126......................92........+..546...........219........
..................*......18..70..296.....*..............&..987..*........235............8.............././...828...*........................
.151.............551.153*..........*.....883...............*.......*833........497..287*..427.377%.428...910......448.598.....334..53..619..
..........589.......................723.........832.131..705.............................#............*.................@......*...*..*.....
..........*........794*686......790...............*..........192..............................970......612.546.98............942......941...
....223.686..............................547...665.......396..*.....210......408.322..839.......*..557......*...+.................521.......
.....*.......170...........166.....390..............100.....*..921....*.........*.....+........984....*..450..........639..../....*...296...
...372..........*760...266.*...600*......999.........*...906........................#....632.......469........250.......*...422..643....@...
..............-........#...911......494...*...355...159.......................848..676.................../.....*......35....................
......81$.....544..67...............*.....159....*............209.747*29........./..........812.........430.232...................199*587...
760.................*...#........331.................%...158...................#.....................29.................596...477...........
..........%./....922...388..970...............510...68......*....590....545...621...-..977.593..889...*.........................=..879..*389
....163.618.370..............................*...............946..................332....*.......&..&..837.658......................*.......
.............................835.....129...566.....690.237..............#.............$.....386....36......#......411.....52..733...783.....
.........670...978.84...........=......*.......991*....*....632.......957...52.......548.....&....................*.........-.*.............
....920....*..*.....*...............949..............482...*......812........-...413.....201................663.286.....-......424...296*630
........992...307...634.................716..287.........811.....+........4......*...413*.........896......*...........84.52................
.........................253.............................................*.....459..........926..*.......446..............$.......175.......
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