Decimal to Hexadecimal Conversion code in java

 Decimal to Hexadecimal Conversion

Code::

import java.util.*;

import java.lang.*;

import java.io.*;

class Test{

public static void main(String[] args){

Scanner scn = new Scanner(System.in);

int dec = scn.nextInt();

hexa(dec);

}

public static void hexa(int dec){

String hexa = "0123456789ABCDEF";

String res = "";

while(dec!=0){

int r = dec%16;

res = hexa.charAt(r) + res;

dec = dec/16;

}

System.out.println(res);

}

}

ex::

hexadecimal Number :: F

Decimal Number :: 15

hexadecimal number : 1A

decimal number : 26