61 lines
1.8 KiB
Python
61 lines
1.8 KiB
Python
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#!/usr/bin/env python
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# -*- encoding: utf-8; py-indent-offset: 4 -*-
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# Author: Sebastian Mark
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# CC-BY-SA (https://creativecommons.org/licenses/by-sa/4.0/deed.de)
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# pylint: disable=missing-module-docstring,missing-function-docstring,consider-using-f-string
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def readinput():
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lines = []
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with open("input", "r", encoding="utf-8") as file:
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for line in file.readlines():
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lines.append(line.split())
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return lines
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def main():
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guide = readinput()
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shapes1 = {
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"X": {"beats": "C", "tie": "A", "score": 1}, # ROCK
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"Y": {"beats": "A", "tie": "B", "score": 2}, # PAPER
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"Z": {"beats": "B", "tie": "C", "score": 3}, # SCISSORS
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}
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shapes2 = {
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"A": {"beats": "Z", "beat_by": "Y", "tie": "X"}, # ROCK
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"B": {"beats": "X", "beat_by": "Z", "tie": "Y"}, # PAPER
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"C": {"beats": "Y", "beat_by": "X", "tie": "Z"}, # SCISSORS
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}
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# part 1
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totalscore = 0
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for you, me in guide:
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if shapes1[me]["beats"] == you: # won
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totalscore += shapes1[me]["score"] + 6
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elif shapes1[me]["tie"] == you: # tie
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totalscore += shapes1[me]["score"] + 3
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else: # lost
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totalscore += shapes1[me]["score"]
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print("Totalscore (Part 1): %d" % totalscore)
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# part2
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totalscore = 0
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for you, me in guide:
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if me == "X": # need to lose
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choosen = shapes2[you]["beats"]
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totalscore += shapes1[choosen]["score"]
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elif me == "Y": # need tie
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choosen = shapes2[you]["tie"]
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totalscore += shapes1[choosen]["score"] + 3
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else: # need win
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choosen = shapes2[you]["beat_by"]
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totalscore += shapes1[choosen]["score"] + 6
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print("Totalscore (Part 2): %d" % totalscore)
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if __name__ == "__main__":
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main()
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