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Ingy döt Net 2013-04-11 01:07:29 -07:00
parent b83f433714
commit 68f8f3e56b
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Task/Sorting-algorithms-Shell-sort/Perl-6/sorting-algorithms-shell-sort.pl6 Normal file
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sub shell_sort ( @a is copy ) {
loop ( my $gap = (@a/2).round; $gap > 0; $gap = ( $gap * 5 / 11 ).round ) {
for $gap .. @a.end -> $i {
my $temp = @a[$i];
my $j;
loop ( $j = $i; $j >= $gap; $j -= $gap ) {
my $v = @a[$j - $gap];
last if $v <= $temp;
@a[$j] = $v;
}
@a[$j] = $temp;
}
}
return @a;
}
my @data = 22, 7, 2, -5, 8, 4;
say 'input = ' ~ @data;
say 'output = ' ~ @data.&shell_sort;