class DecimalToBinary {

	public static void main(String[] args) {
		
		int num = Integer.parseInt(args[0]);
		String binary="";
		
		while (num > 0) {
			
			binary = (num % 2) + binary;
			num = num / 2;
		}
		
		System.out.println("Binary number is :: " + binary);
	}
}