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Day 4 completed

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+ refactored day 1 to 3 with black -l 119
This commit is contained in:
Fedaya 2023-12-04 07:44:36 +01:00
parent 97021a58b2
commit 142696bf6e
7 changed files with 103 additions and 29 deletions
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8
day1/part2.py
View File

@ -30,14 +30,14 @@ with open("input.txt") as input:
".*?([0-9]|zero|one|two|three|four|five|six|seven|eight|nine).*([0-9]|zero|one|two|three|four|five|six|seven|eight|nine).*?",
line,
):
#print(match.groups(1))
# print(match.groups(1))
number = int(digits[match.groups(1)[0]] + digits[match.groups(1)[1]])
#print(number)
# print(number)
accumulator += number
elif match := re.match(".*?([0-9]|zero|one|two|three|four|five|six|seven|eight|nine).*?", line):
#print(match.groups(1))
# print(match.groups(1))
number = int(digits[match.groups(1)[0]] + digits[match.groups(1)[0]])
#print(number)
# print(number)
accumulator += number
else:
print(line)

18
day2/part1.py
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@ -1,20 +1,24 @@
#!/usr/bin/env python3.11
import re
maximums = { 'red': 12, 'green': 13, 'blue': 14}
def game_turn(game_id:int, data: str) -> int:
sets = data.split('; ')
maximums = {"red": 12, "green": 13, "blue": 14}
def game_turn(game_id: int, data: str) -> int:
sets = data.split("; ")
for dset in sets:
cubes = dset.split(', ')
cubes = dset.split(", ")
for cube in cubes:
print(cube.split(' '))
number, color = cube.split(' ')
print(cube.split(" "))
number, color = cube.split(" ")
number = int(number)
if number > maximums[color]:
return 0
return game_id
id_sum = 0
with open('input.txt', 'r') as input:
with open("input.txt", "r") as input:
while line := input.readline():
match = re.match("Game (\d+): (.*)", line)
id_sum += game_turn(int(match.groups(0)[0]), match.groups(0)[1])

27
day2/part2.py
View File

@ -1,25 +1,24 @@
#!/usr/bin/env python3.11
import re
maximums = { 'red': 12, 'green': 13, 'blue': 14}
def game_turn(game_id:int, data: str) -> int:
local_maximums = {
'red': 0,
'green': 0,
'blue': 0
}
sets = data.split('; ')
maximums = {"red": 12, "green": 13, "blue": 14}
def game_turn(game_id: int, data: str) -> int:
local_maximums = {"red": 0, "green": 0, "blue": 0}
sets = data.split("; ")
for dset in sets:
cubes = dset.split(', ')
cubes = dset.split(", ")
for cube in cubes:
print(cube.split(' '))
number, color = cube.split(' ')
print(cube.split(" "))
number, color = cube.split(" ")
number = int(number)
local_maximums[color] = max( local_maximums[color], number)
return local_maximums['red'] * local_maximums['green'] * local_maximums['blue']
local_maximums[color] = max(local_maximums[color], number)
return local_maximums["red"] * local_maximums["green"] * local_maximums["blue"]
id_sum = 0
with open('input.txt', 'r') as input:
with open("input.txt", "r") as input:
while line := input.readline():
match = re.match("Game (\d+): (.*)", line)
id_sum += game_turn(int(match.groups(0)[0]), match.groups(0)[1])

4
day3/part1.py
View File

@ -72,8 +72,8 @@ for line_no in range(len(lines)):
sym_selected = list(filter(selection, numbers))
selected_numbers += sym_selected
#print(symbol, sym_selected)
# print(symbol, sym_selected)
# print("")
selected_numbers = set(selected_numbers)
#pprint(selected_numbers)
# pprint(selected_numbers)
print(sum(list(map(lambda number: number.value, selected_numbers))))

6
day4/example_input.txt Normal file
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@ -0,0 +1,6 @@
Card 1: 41 48 83 86 17 | 83 86 6 31 17 9 48 53
Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19
Card 3: 1 21 53 59 44 | 69 82 63 72 16 21 14 1
Card 4: 41 92 73 84 69 | 59 84 76 51 58 5 54 83
Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36
Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11

27
day4/part1.py Executable file
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@ -0,0 +1,27 @@
#!/usr/bin/env python3.11
import re
input_file = "input.txt"
sum = 0
with open(input_file) as input:
while line := input.readline():
if match := re.match("Card +(\d+): (.*) \| (.*)", line):
winning_numbers = list(map(int, re.split(" +", match.group(2).lstrip(" "))))
numbers = map(int, re.split(" +", match.group(3).lstrip(" ")))
# print(match.group(1), winning_numbers, numbers)
points = 0
# print(winning_numbers, end="; ")
for number in numbers:
# print(number, end=",")
if number in winning_numbers:
# print("is winning", end="; ")
if points == 0:
points = 1
else:
points *= 2
else:
# print("is not winning", end="; ")
pass
# print("\n", points)
sum += points
print(sum)

38
day4/part2.py Executable file
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@ -0,0 +1,38 @@
#!/usr/bin/env python3.11
import re
from dataclasses import dataclass
input_file = "input.txt"
@dataclass
class Card:
winning_numbers: list[int]
numbers: list[int]
copies: int
def __hash__(self):
return (self.copies, self.winning_numbers, self.numbers).__hash__()
with open(input_file) as input:
raw_cards = input.readlines()
cards = [Card(winning_numbers=[], numbers=[], copies=1) for i in range(len(raw_cards))]
for line in raw_cards:
if match := re.match("Card +(\d+): (.*) \| (.*)", line):
card_no = int(match.group(1)) - 1
cards[card_no].winning_numbers = list(map(int, re.split(" +", match.group(2).lstrip(" "))))
cards[card_no].numbers = map(int, re.split(" +", match.group(3).lstrip(" ")))
next_no = card_no + 1
for number in cards[card_no].numbers:
if number in cards[card_no].winning_numbers:
if len(cards) > next_no - 1:
cards[next_no].copies += cards[card_no].copies
next_no += 1
the_sum = sum(map(lambda c: c.copies, cards))
print(the_sum)