Set puzzle: Difference between revisions
Content added Content deleted
(D entry: removed assumeUnique, added immutable and const, used foreach, shorter lines, and other small changes) |
(→{{header|D}}: removed some of the constness because the code wouldn't compile otherwise) |
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std.exception; |
std.exception; |
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class SetDealer { |
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protected { |
protected { |
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enum Color : ubyte {green, purple, red} |
enum Color : ubyte {green, purple, red} |
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} |
} |
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Card[81] deck; |
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} |
} |
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immutable(Card)[] deal(in uint numCards) const { |
immutable(Card)[] deal(in uint numCards) const { |
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enforce(numCards < deck.length, "number of cards too large"); |
enforce(numCards < deck.length, "number of cards too large"); |
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return deck[].randomSample(numCards).array(); |
return assumeUnique(deck[].randomSample(numCards).array()); |
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} |
} |
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const cards = dealer.deal(); |
const cards = dealer.deal(); |
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writefln(" |
writefln("\nDEALT %d CARDS:\n", cards.length); |
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foreach (c; cards) |
foreach (c; cards) |
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writeln(cast()c); |
writeln(cast()c); |
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immutable sets = dealer.findSets(cards); |
immutable sets = dealer.findSets(cards); |
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immutable len = sets.length; |
immutable len = sets.length; |
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writefln("\nFOUND %d %s:", len, len == 1 ? "SET" : "SETS"); |
writefln("\nFOUND %d %s:\n", len, len == 1 ? "SET" : "SETS"); |
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foreach (set; sets) { |
foreach (set; sets) { |
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foreach (c; set) |
foreach (c; set) |
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{{out|Sample output}} |
{{out|Sample output}} |
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<pre>DEALT 9 CARDS: |
<pre>DEALT 9 CARDS: |
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Card(green, two, diamond, open) |
Card(green, two, diamond, open) |
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Card(green, three, oval, striped) |
Card(green, three, oval, striped) |
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FOUND 4 SETS: |
FOUND 4 SETS: |
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Card(green, two, diamond, open) |
Card(green, two, diamond, open) |
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Card(purple, two, squiggle, open) |
Card(purple, two, squiggle, open) |
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