sub score ( @hand ) returns Int {
    my Int $score = 0;

    my %cardvals;
    %cardvals{ @hand[0..4]<num> }++;

    # [234] of a kind
    $score += [*]($_,$_-1) for %cardvals.values;

    # Flushes
    $score += 4 if @hand[0]<suit> ~~ all( @hand[1..3]<suit> );
    $score++    if @hand[4]<suit> ~~ all( @hand[0..3]<suit> );

    # Fifteens
    if any( @hand<val> ) ~~ 5 && any( @hand<val> ) ~~ 10 {
        $score += 2 *
            ( grep -> $_<val> ~~ 5, @hand ) *
            ( grep -> $_<val> ~~ 10, @hand );
    }

    # Runs
    SPAN: for 5 .. 3 -> $span {
        for 1 .. 11 -> $start {
            if all( @cardvals{ $start .. $start + $span } ) {
                $score += $span;
                last SPAN;
            }
        }
    }

    # Right-Jack
    $score++ if grep ->
        $_<disp> ~~ 'J' && $_<suit> ~~ @hand[4]<suit>, @hand[0..3];

    return $score;
}

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  • In general, if you think something isn't in Perl, try it out, because it usually is. :-)
  • "What is the sound of Perl? Is it not the sound of a wall that people have stopped banging their heads against?"

In reply to Re: Perl6 Contest: Test your Skills by dragonchild
in thread Perl6 Contest: Test your Skills by Limbic~Region

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