public static void printToExcel(ArrayList<Long> graf, String f_name){
		File f = new File(f_name);
		//Convert to mb
		int packSize = (int) ((Params.nPacks * Params.packSize) * 0.00000096367);
		
		System.out.println(packSize);
		
		try{
		
			FileOutputStream fout = new FileOutputStream(f);
			
			DataOutputStream dout = new DataOutputStream(fout);
			
			for(int i = 0 ; i < Params.nTests ; i++)
				dout.writeUTF(Integer.toString(packSize * (i+1)) + ":" + Long.toString(graf.get(i)) + "\n");
			
			dout.close();
			
			fout.close();
			
		}catch(Exception e){
			e.printStackTrace();
		}
	}