2022/src/day3/input.txt

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2022/src/day3/solution.py

@@ -1,60 +0,0 @@
-import string
-
-
-def parse_input(lines: list[str]) -> list[str]:
-    outputs = []
-    for line in lines:
-        stripped = line.strip()
-        if stripped.isalpha():
-            outputs.append(stripped)
-    return outputs
-
-
-def find_duplicate(rucksack: str) -> str:
-    first_half = rucksack[: len(rucksack) // 2]
-    second_half = rucksack[len(rucksack) // 2 :]
-    for item in first_half:
-        if item in second_half:
-            return item
-    raise RuntimeError(f"No element in {first_half} present in {second_half}!")
-
-
-def get_item_priority(item: str) -> int:
-    priorities = {
-        letter: priority
-        for priority, letter in enumerate(string.ascii_letters, start=1)
-    }
-    return priorities[item]
-
-
-def part1(lines: list[str]) -> int:
-    rucksacks = parse_input(lines)
-    duplicates = [find_duplicate(rucksack) for rucksack in rucksacks]
-    return sum(get_item_priority(duplicate) for duplicate in duplicates)
-
-
-def find_common_item(rucksacks: list[str]) -> str:
-    if len(rucksacks) <= 1:
-        raise RuntimeError(f"Cannot find common item in {rucksacks}!")
-    first = rucksacks[0]
-    remaining = rucksacks[1:]
-    for item in first:
-        if all(item in rucksack for rucksack in remaining):
-            return item
-    raise RuntimeError(f"No common item found in {rucksacks}")
-
-
-def part2(lines: list[str]) -> int:
-    rucksacks = iter(parse_input(lines))
-    duplicates = [
-        find_common_item([rucksack, next(rucksacks), next(rucksacks)])
-        for rucksack in rucksacks
-    ]
-    return sum(get_item_priority(duplicate) for duplicate in duplicates)
-
-
-if __name__ == "__main__":
-    with open("./input.txt") as file:
-        contents = file.readlines()
-    print(f"Solution to Part 1: {part1(contents)}")
-    print(f"Solution to Part 2: {part2(contents)}")

2022/src/day4/example.txt

@@ -1,6 +0,0 @@
-2-4,6-8
-2-3,4-5
-5-7,7-9
-2-8,3-7
-6-6,4-6
-2-6,4-8

2022/src/day4/solution.py

@@ -1,46 +0,0 @@
-def get_sections_boundaries(sections: str) -> tuple[int, int]:
-    split = sections.split("-")
-    return int(split[0]), int(split[1])
-
-
-def parse_input(lines: list[str]) -> list[tuple[tuple[int, int], tuple[int, int]]]:
-    output = []
-    for line in lines:
-        stripped = line.strip()
-        if not stripped.isspace():
-            split = stripped.split(",")
-            output.append(
-                (get_sections_boundaries(split[0]), get_sections_boundaries(split[1]))
-            )
-    return output
-
-
-def contained(sections1: tuple[int, int], sections2: tuple[int, int]) -> bool:
-    section1_contains_section2 = (
-        sections1[0] <= sections2[0] and sections1[1] >= sections2[1]
-    )
-    section2_contains_section1 = (
-        sections2[0] <= sections1[0] and sections2[1] >= sections1[1]
-    )
-    return section1_contains_section2 or section2_contains_section1
-
-
-def overlaps(sections1: tuple[int, int], sections2: tuple[int, int]) -> bool:
-    sections1_overlaps_section2 = sections2[0] <= sections1[1] <= sections2[1]
-    sections2_overlaps_section1 = sections1[0] <= sections2[1] <= sections1[1]
-    return sections1_overlaps_section2 or sections2_overlaps_section1
-
-
-def part1(lines: list[str]) -> int:
-    return sum(contained(*sections) for sections in parse_input(lines))
-
-
-def part2(lines: list[str]) -> int:
-    return sum(overlaps(*sections) for sections in parse_input(lines))
-
-
-if __name__ == "__main__":
-    with open("input.txt") as file:
-        contents = file.readlines()
-    print(f"Solution for part 1 is: {part1(contents)}")
-    print(f"Solution for part 2 is: {part2(contents)}")