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sub bar
{
  $foo = askFor( title => 'Name:' );
...
  $baz = askFor( title => 'Cigarettes:' );
  return undef if not defined $baz;
}

---
print map { my ($m)=1<<hex($_)&11?' ':'';
$m.=substr('AHJPacehklnorstu',hex($_),1) }
split //,'2fde0abe76c36c914586c';