Java int to roman

import java.util.TreeMap;

public class RomanNumber {

    private final static TreeMap<Integer, String> map = new TreeMap<Integer, String>();

    static {

        map.put(1000, "M");
        map.put(900, "CM");
        map.put(500, "D");
        map.put(400, "CD");
        map.put(100, "C");
        map.put(90, "XC");
        map.put(50, "L");
        map.put(40, "XL");
        map.put(10, "X");
        map.put(9, "IX");
        map.put(5, "V");
        map.put(4, "IV");
        map.put(1, "I");

    }

    public final static String toRoman(int number) {
        int l =  map.floorKey(number);
        if ( number == l ) {
            return map.get(number);
        }
        return map.get(l) + toRoman(number-l);
    }

}

Source: stackoverflow.com

Similar codes

0 vote293 views1 answer
Error inflating class android.support.design.widget.CoordinatorLayout
Java
0 vote294 views1 answer
Java integer to string
Java
12 votes363 views2 answers
How to print elements in matrix java
Java
14 votes320 views3 answers
Abs in java
Java
159 votes516 views6 answers
SCANNER CLASS IN JAVA
Java
0 vote323 views1 answer
How to compare doubles in java
Java
0 vote301 views1 answer
First character string number java
Java
16 votes321 views5 answers
Converting char array to string
Java
0 vote358 views1 answer
Java how to open a link
Java
0 vote328 views1 answer
Java access enum per index
Java