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def suit := algebraicDataMatcher | spade | heart | club | diamond def card := algebraicDataMatcher | card suit (mod 13) def poker cs := match cs as multiset card with | [card $s $n, card #s #(n-1), card #s #(n-2), card #s #(n-3), card #s #(n-4)] -> "Straight flush" | [card _ $n, card _ #n, card _ #n, card _ #n, _] -> "Four of a kind" | [card _ $m, card _ #m, card _ #m, card _ $n, card _ #n] -> "Full house" | [card $s _, card #s _, card #s _, card #s _, card #s _] -> "Flush" | [card _ $n, card _ #(n-1), card _ #(n-2), card _ #(n-3), card _ #(n-4)] -> "Straight" | [card _ $n, card _ #n, card _ #n, _, _] -> "Three of a kind" | [card _ $m, card _ #m, card _ $n, card _ #n, _] -> "Two pair" | [card _ $n, card _ #n, _, _, _] -> "One pair" | [_, _, _, _, _] -> "Nothing" assertEqual "poker hand 1" (poker [Card Spade 5, Card Spade 6, Card Spade 7, Card Spade 8, Card Spade 9]) "Straight flush" assertEqual "poker hand 2" (poker [Card Spade 5, Card Diamond 5, Card Spade 7, Card Club 5, Card Heart 5]) "Four of a kind" assertEqual "poker hand 3" (poker [Card Spade 5, Card Diamond 5, Card Spade 7, Card Club 5, Card Heart 7]) "Full house" assertEqual "poker hand 4" (poker [Card Spade 5, Card Spade 6, Card Spade 7, Card Spade 13, Card Spade 9]) "Flush" assertEqual "poker hand 5" (poker [Card Spade 5, Card Club 6, Card Spade 7, Card Spade 8, Card Spade 9]) "Straight" assertEqual "poker hand 6" (poker [Card Spade 5, Card Diamond 5, Card Spade 7, Card Club 5, Card Heart 8]) "Three of a kind" assertEqual "poker hand 7" (poker [Card Spade 5, Card Diamond 10, Card Spade 7, Card Club 5, Card Heart 10]) "Two pair" assertEqual "poker hand 8" (poker [Card Spade 5, Card Diamond 10, Card Spade 7, Card Club 5, Card Heart 8]) "One pair" assertEqual "poker hand 9" (poker [Card Spade 5, Card Spade 6, Card Spade 7, Card Spade 8, Card Diamond 11]) "Nothing"

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