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adventofcode

Code used to solve https://adventofcode.com/, one branch per year git clone https://hacktivis.me/git/adventofcode.git

day2.0 (729B)

    

  1. #!/bin/awk -f
  2. # SPDX-FileCopyrightText: 2022 Haelwenn (lanodan) Monnier <contact+adventofcode@hacktivis.me>
  3. # SPDX-License-Identifier: BSD-3-Clause
  5. # (ABC) → Opponent
  6. # (XYZ) → You
  7. # - 1 for Rock (A, X)
  8. # - 2 for Paper (B, Y)
  9. # - 3 for Scissors (C, Z)
  10. # Object(Rock, Paper, Scissors) + 3 if draw or 6 if won, 0 if lost
  12. /X/ { score += 1 }
  13. /Y/ { score += 2 }
  14. /Z/ { score += 3 }
  15. /A X/ { score += 3 } # Rock-Rock
  16. /A Y/ { score += 6 } # Rock-Paper
  17. /A Z/ { score += 0 } # Rock-Scissors
  18. /B X/ { score += 0 } # Paper-Rock
  19. /B Y/ { score += 3 } # Paper-Paper
  20. /B Z/ { score += 6 } # Paper-Scissors
  21. /C X/ { score += 6 } # Scissors-Rock
  22. /C Y/ { score += 0 } # Scissors-Paper
  23. /C Z/ { score += 3 } # Scissors-Scissors
  24. END { print score }