convert Input : decimal number to the specific radix number string.

Convert.java

class Convert {
public static void main(String args[]) {
  if ( args.length < 2 ) {
		throw new IllegalArgumentException("parameter : decimal radix");
	}
	int decimal = Integer.parseInt(args[0]);
	int radix = Integer.parseInt(args[1]);
	String s = Integer.toString(decimal,radix);
	System.out.println("result = "+s);
}
}