public void loop(){
		int counter = 0;
		printOptions();
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		while (true){
			int i = 5;
			try {
				i = Integer.valueOf(br.readLine());
				if (i<0 || i>2){
					System.out.println("Please enter a number between 0 and 2");
					printOptions();
				}
			} catch (NumberFormatException e) {
				System.out.println("Please enter a number between 0 and 2");
			} catch (IOException e) {
				System.out.println("Please enter a number between 0 and 2");
			}
			
			if (i==0){
				exportMostCorrelated();
				printOptions();
			}
			else if (i==1){
				printToScreen();
				printOptions();
			}
			else if (i==2){
				System.exit(0);
			}
		}
	}