let wArab2Roman = num => {
    const digit = {
        1: "I",
        10: "X",
        5: "V",
        50: "L",
        100: "C"
    }
    return num > 0 && num < 4 ? digit[1] + wArab2Roman(num - 1) :
           num > 3 && num < 5 ? digit[1] + digit[5] :
           num > 4 && num < 9 ? digit[5] + wArab2Roman(num - 5) :
           num == 9 ? digit[1] + digit[10] :
           num == 10 ? digit[10] :
           num > 10 && num < 40 ? digit[10].repeat(num.toString()[0]) +  wArab2Roman(num.toString()[1]) :
           num > 39 && num < 50 ? digit[10] + digit[50] +  wArab2Roman(num.toString()[1]) :
           num > 49 && num < 90 ? digit[50] + digit[10].repeat(num.toString()[0]-5) +  wArab2Roman(num.toString()[1]) :
           num > 89 && num < 100 ? digit[10] + digit[100] + wArab2Roman(num.toString()[1]) :
           num > 99 ? digit[100].repeat(num.toString()[0]) + wArab2Roman(num.toString()[1] + num.toString()[2])
           : ""
}
for (let i=200; i<280; i++) console.log(wArab2Roman(i))