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Card shuffles: Difference between revisions
Added Perl 6
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(Added Perl 6) |
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<pre>%1 = [1, 2, 3, 21, 4, 22, 23, 5, 24, 25, 26, 6, 27, 28, 29, 30, 7, 31, 32, 33, 34, 35, 36, 8, 37, 38, 39, 40, 9, 10, 11, 12, 41, 42, 43, 13, 44, 45, 14, 46, 47, 48, 15, 16, 17, 49, 50, 18, 51, 19, 20, 52]
%2 = [44, 45, 46, 47, 48, 49, 50, 51, 52, 43, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 23, 24, 25, 26, 27, 28, 29, 30, 31, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 1, 2, 3, 4]</pre>
=={{header|Perl 6}}==
<lang perl6>use v6;
sub overhand ( @cards ) {
my @splits = roll 10, ^( @cards.elems div 5 )+1;
@cards.rotor( @splits ,:partial ).reverse.flat
}
sub riffle ( @pile is copy ) {
my @pile2 = @pile.splice: @pile.elems div 2 ;
roundrobin(
@pile.rotor( (1 .. 3).roll(7), :partial ),
@pile2.rotor( (1 .. 3).roll(9), :partial ),
).flat
}
my @cards = ^20;
@cards.=&overhand for ^10;
say @cards;
my @cards2 = ^20;
@cards2.=&riffle for ^10;
say @cards2;
say (^20).pick(*);
</lang>
=={{header|Racket}}==
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