The problem with parsing Roman numerals is that, unlike the decimal system, there are many permutations of digits that are illegal. That is, you can't say, let

The problem with parsing Roman numerals is that, unlike the decimal system, there are many permutations of digits that are illegal. That is, you can't say, let's party like it's MIM, or even MICM, no, you have to say MCMXCIX. The problem with printing Roman numerals is that MAXINT is 3999, (and MININT is 1). I wonder what sculptors will put on their statues two millennia from now...