public class testBases{

    public static void main(String[]argv){
        convert(args[0], args[1]);
        }

    public static String convert(int number, int base){
        int quotient = number/base;
        int remainder = number%base;

        if (quotient == 0){
            return Integer.toString(remainder);
        }
        else{
            return convert(quotient,base)+Integer.toString(remainder);
        }
    }
}