import java.util.*;

class Roman {
int number;
String romanNumber;
Roman(int dec, String rom) {
this.number = dec;
this.romanNumber = rom;
}
}
public class DecimalToRoman {
public static void main(String[] args) {
DecimalToRoman dec=new DecimalToRoman();
System.out.println("Enter Decimal Number");
Scanner input=new Scanner(System.in);
double num = input.nextDouble();
int i = (int)num;
String roman = dec.convertIntegerToRoman(i);
System.out.println("Roman Number is: "+roman);
}
final static Roman[] table = {
new Roman(1000, "M"),
new Roman( 900, "CM"),
new Roman( 500, "D"),
new Roman( 400, "CD"),
new Roman( 100, "C"),
new Roman( 90, "XC"),
new Roman( 50, "L"),
new Roman( 40, "XL"),
new Roman( 10, "X"),
new Roman( 9, "IX"),
new Roman( 5, "V"),
new Roman( 4, "IV"),
new Roman( 1, "I")
};
public static String convertIntegerToRoman(int n) {
if (n >= 5000 || n < 1) {
System.out.println("Numbers must be in range 1-999");
}
StringBuffer buffer = new StringBuffer(10);
for (Roman rvalue : table) {
while (n >= rvalue.number) {
n -= rvalue.number;
buffer.append(rvalue.romanNumber);
}
}
return buffer.toString();
}
}