IntegerToRoman.java

package LeetcodePractice;
public class IntegerToRoman {
    public static String intToRoman(int num) {
        
        int[] values = {1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1};
        String[] symbols = {"M", "CM", "D", "CD", "C", "XC", "L", "XL", "X", "IX", "V", "IV", "I"};
        
        StringBuilder roman = new StringBuilder(); 
        
        
        for (int i = 0; i < values.length; i++) {
            while (num >= values[i]) {  
                roman.append(symbols[i]); 
                num -= values[i]; 
            }
        }
        
        return roman.toString();
    }

    public static void main(String[] args) {
        int num1 = 3749;
        System.out.println("Roman numeral of " + num1 + " is " + intToRoman(num1));
        
        int num2 = 58;
        System.out.println("Roman numeral of " + num2 + " is " + intToRoman(num2)); 
    }
}