12-Integer-To-Roman.py

class Solution:
    def intToRoman(self, num: int) -> str:
        symList = [["I", 1], ["IV" , 4], ["V" , 5], ["IX" , 9],
                    ["X" , 10], ["XL" , 40], ["L" , 50], ["XC" , 90],
                    ["C" , 100], ["CD", 400], ["D", 500], ["CM", 900], 
                    ["M" , 1000]]
        res = ""
        for sym, val in reversed(symList):
            if num // val:
                count = num // val
                res += (sym * count)
                num = num % val
        return res