The following two lines should look the same:
I II III IV V VI VII VIII IX X XI XII XLIX L CCCLXXXIX CCCXC MMMCDLXXXIX MMMCDXC MMMCDXCI
I II III IV V VI VII VIII IX X XI XII XLIX L CCCLXXXIX CCCXC MMMCDLXXXIX MMMCDXC MMMCDXCI