20 lines
644 B
Python
20 lines
644 B
Python
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# SPDX-License-Identifier: MIT
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# Copyright (c) 2021 Akumatic
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#
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# https://adventofcode.com/2021/day/01
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def read_file() -> list:
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with open(f"{__file__.rstrip('code.py')}input.txt", "r") as f:
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return [int(line) for line in f.read().strip().split("\n")]
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def part1(vals: list) -> int:
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return sum(vals[i+1] > vals[i] for i in range(len(vals) - 1))
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def part2(vals: list) -> int:
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return sum(vals[i+3] + vals[i+2] + vals[i+1] > vals[i+2] + vals[i+1] + vals[i]
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for i in range(len(vals) - 3))
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if __name__ == "__main__":
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vals = read_file()
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print(f"Part 1: {part1(vals)}")
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print(f"Part 2: {part2(vals)}")
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