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// utils/roman.h
// functions for roman numbers
#define ROMAN_CHAR_COUNT 13
#define ROMAN_NUMS {1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1}
#define ROMAN_CHARS {"M", "CM", "D", "CD", "C", "XC", "L", "XL", "X", "IX", "V", "IV", "I"}
// convert a arabic number to roman number
// params:
// buffer - buffer to save the roman number to
// number - arabic number to convert
extern void to_roman(char *buffer, int number);
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