Index finite lists of positive integers: Difference between revisions

Content added Content deleted
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sub unrank(Int $n) { my ($a, $b) = expand($n, 2); expand $a, $b + 2 }
sub unrank(Int $n) { my ($a, $b) = expand($n, 2); expand $a, $b + 2 }


for ^20 {
for ^10 {
my @unrank = unrank $_;
my @unrank = unrank $_;
say @unrank, " <-> ", rank @unrank;
say @unrank, " <-> ", rank @unrank;