2024-01-07 00:09:47 +00:00
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# crowns
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AI and simulator for the card game [Five Crowns](https://setgame.com/sites/default/files/instructions/FIVE%20CROWNS%20-%20ENGLISH_2.pdf).
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2024-01-07 03:17:20 +00:00
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2024-01-07 03:17:26 +00:00
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## Usage
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```bash
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$ /usr/bin/time ./crowns > example.log
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132.35user 2.95system 1:21.78elapsed 165%CPU (0avgtext+0avgdata 112348maxresident)k
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0inputs+176outputs (0major+1031510minor)pagefaults 0swaps
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$ tail -n13 example.log
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P2 taking 3★ from the deck
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P2 discards 10♠ (position 7)
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P3 taking 10♠ from the discard pile
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P3 discards 5♦ (position 6)
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Found 306698 possible groupings
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P0 has [ [[ K♣ 4★ 4♣] [ K♠ 5♠ 5♥] [ 6♣ 7♣ 8♣] [ 6★ Jok K♣ 9★]] leftover [] ] (score: 0)
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Found 12716 possible groupings
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P1 has [ [[ K♥ 3♥ 3★] [ 5♦ K★ 7♦] [Jok 10♦ J♦] [ 7★ 8★ 9★]] leftover [ 6♥] ] (score: 6)
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P2 has [ [[ 3♦ 3★ 3♥] [ 4♠ 4♦ 4★]] leftover [ 9♥ 6♦ 5♠ 5★ 9♦ 7♣ 8♦] ] (score: 49)
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P3 has [ [[ K★ 6♦ 6★] [10♥ 10♠ 10★] [ 9♣ Jok J♣ Q♣]] leftover [ 4♣ 4♥ 3♠] ] (score: 11)
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The round has ended
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Running total scores: [105 102 158 154]
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The game has ended
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```
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2024-01-07 03:17:20 +00:00
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## Status
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- [X] Find books and runs in hands including wild cards
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- [X] Tree search to find best combination with lowest outstanding score
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- [ ] More optimized tree pruning for very large number of wildcards
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- [X] Arbitrary player count
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- [X] Unit test coverage
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- [X] Pluggable strategy architecture
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- [X] Minmax AI strategy
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- [ ] More advanced strategies
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- [ ] Take what other players are drawing into account, and avoid discarding them
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- [ ] Avoid discarding wildcards for other players
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- [ ] Identify what cards would complete a book or run and their drawing odds
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- [ ] Oracle / "Cheating" strategy
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- [ ] Interactive player
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- [ ] Graphical UI
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- [ ] Solitaire mode with single deck
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- [ ] Monte carlo analysis on game properties
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- [ ] Average number of turns per round
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- [ ] Odds of the starting player winning
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