class Test{ public static void main(String[] args){ new Test(args); } public Test (String[] args) { int[] is = toInt(args[0].split(",")); Arrays.sort(is); for (int i = 0; i < is.length - 1; i++) { System.out.print(is[i] + ","); } System.out.print(is[is.length - 1]); } public int[] toInt (String... args) { int[] is = new int[args.length]; for (int i = 0; i < args.length; i++) { is[i] = Integer.valueOf(args[i]); } return is; } }