Created
December 2, 2023 07:52
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AoC 2023 1-2
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words = ['1', '2', '3', '4', '5', '6', '7', '8', '9', | |
'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine'] | |
numbers = { | |
'1': '1', | |
'2': '2', | |
'3': '3', | |
'4': '4', | |
'5': '5', | |
'6': '6', | |
'7': '7', | |
'8': '8', | |
'9': '9', | |
'one': '1', | |
'two': '2', | |
'three': '3', | |
'four': '4', | |
'five': '5', | |
'six': '6', | |
'seven': '7', | |
'eight': '8', | |
'nine': '9' | |
} | |
def get_match(list, input_string, first_last): | |
for i in list: | |
if i not in input_string: | |
continue | |
if first_last == 0: | |
yield i, input_string.index(i) | |
elif first_last == 1: | |
yield i, input_string.rindex(i) | |
total = 0 | |
with open('input2.txt', 'r') as file: | |
for line in file: | |
first_index = 999 | |
first_match = '' | |
for word, position in get_match(words, line, 0): | |
if position <= first_index: | |
first_index = position | |
first_match = word | |
last_index = 0 | |
last_match = '' | |
for word, position in get_match(words, line, 1): | |
if position >= last_index: | |
last_index = position | |
last_match = word | |
if first_match != "" and last_match != "": | |
combinedNumber = int(numbers[first_match] + "" + numbers[last_match]) | |
total += combinedNumber | |
print(total) |
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