public String OperatorDir( int Case){
		
		switch(Case)
		{
		
		case 1:
			int data = (int) (Math.random() * 65535 - 1);
			String dataR = Integer.toString(data);
			return dataR;
			
		case 2:
			int data1 = ((int) Math.floor(Math.random() * 20 ));
			String data1R = Integer.toString(data1);
			return data1R;
			
			
		case 3:
			int data2 = ((int) Math.floor(Math.random() * 65635 - 1));
			int data3 = ((int) Math.floor(Math.random() * 65635 - 1));
			String data2R = Integer.toString(data2);
			String data3R = Integer.toString(data3);
			return data2R + "," + data3R;
			
		case 4:
			int data5 = ((int) Math.floor(Math.random() * 65635 - 1));
			int data6 = ((int) Math.floor(Math.random() * 65635 - 1));
			int data7 = ((int) Math.floor(Math.random() * 65635 - 1));
			String data5R = Integer.toString(data5);
			String data6R = Integer.toString(data6);
			String data7R = Integer.toString(data7);
			return data5R + "," + data6R + "," + data7R;
		
		}
		
		return null;
			
	}