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  1. or download this
    LHC             RHC
    111111111111    222222222222
                    444444444444
    555555555555    666666666666
    777777777777    888888888888
    
  2. or download this
    #!/usr/bin/perl
    
    ...
    
    print "First column output:\n\n@first\n\n";
    print "Second column output:\n\n@second\n\n";