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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-Radix-sort/Perl-6/sorting-algorithms-radix-sort.pl6 Normal file
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sub radsort (@ints) {
my $maxlen = [max] @ints».chars;
my @list = @ints».fmt("\%0{$maxlen}d");
for reverse ^$maxlen -> $r {
my @buckets = @list.classify( *.substr($r,1) ).sort: *.key;
if !$r and @buckets[0].key eq '-' { @buckets[0].value .= reverse }
@list = map *.value.values, @buckets;
}
@list».Int;
}
.say for radsort (-2_000 .. 2_000).roll(20);