my @n = qw(16 107 108 110 112 114 115 117 118 119 120 121 122 123 124 
+125 127 128 130 132 133 135 136 138 142 146 149 150 154 156 157 158 1
+59 161 162);

my $set = Set::IntSpan::Fast->new;
$set->add(@n);
print $set->as_string, "\n";

__END__
16,107-108,110,112,114-115,117-125,127-128,130,132-133,135-136,138,142
+,146,149-150,154,156-159,161-162
[download]