45 lines
948 B
Perl
45 lines
948 B
Perl
use 5.20.0;
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use List::AllUtils qw/ pairmap max product sum /;
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my %ingredients = pairmap {
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$a => { $b =~ /(\w+) (-?\d+)/g }
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} map { split ': ' } <>;
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my @dim = qw/ capacity durability flavor texture /;
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use DDP;
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p %ingredients;
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say max_score( 100, [ sort keys %ingredients ], {} );
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use experimental 'signatures';
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sub max_score( $spoons, $ingr, $mix ) {
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return if calories(%$mix) > 500;
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unless($spoons) {
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# use DDP; p $mix;
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return 0 if calories(%$mix) != 500;
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my $total;
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return product
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map { max $_, 0 }
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map { my $d = $_; sum pairmap { $b * $ingredients{$a}{$d} } %$mix } @dim;
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}
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my( $i, @r ) = @$ingr;
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return max_score(0,[],{ %$mix, $i => $spoons }) unless @r;
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return max map {
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max_score( $spoons - $_, \@r, { %$mix, $i => $_ } )
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} 0..$spoons;
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}
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sub calories( %mix ) {
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return sum pairmap { $b * $ingredients{$a}{calories} } %mix;
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}
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