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  1. or download this
    foreach my $hash ( keys %some ) {
     if ( $#{ $some{$hash} } >= 1 ) {
      print $#{ $some{$hash} } . "\n";
     }
    }
    
  2. or download this
    foreach my $hash ( keys %some ) {
     next if ( $#{ $some{$hash} } >= 1 );
     print $#{ $some{$hash} } . "\n";
    }