J2D2Development

//smaller conversions map object, large ugly helper function, too specific conditional logic in main

const conversions = {
  thousandsLetter: 'M', fiveHundredLetter: 'D', hundredsLetter: 'C', fiftyLetter: 'L', 
  tensLetter: 'X', fiveLetter: 'V', onesLetter: 'I'
};

function convert(n, letter, midLetter, nextLetter) {
  let origNum = Number(n);
  if(origNum === 0) { 

J2D2Development

const conversions = {
  0: '', 1: 'I', 2: 'II', 3: 'III', 4: 'IV', 5: 'V', 
  6: 'VI', 7: 'VII', 8: 'VIII', 9: 'IX', 10: 'X',
  20: 'XX', 30: 'XXX', 40: 'XL', 50: 'L', 60: 'LX',
  70: 'LXX', 80: 'LXXX', 90: 'XC', 100: 'C', 200: 'CC',
  300: 'CCC', 400: 'CD', 500: 'D', 600: 'DC', 700: 'DCC',
  800: 'DCCC', 900: 'CM', 1000: 'M', 2000: 'MM', 3000: 'MMM'
};

function convertToRoman(num) {