public void createFiveFoldCrossValidation() {

		HashMap<Character, ArrayList<String>> mapaco = new HashMap<Character, ArrayList<String>>();
		Character inicial = 'A';
		for (int i = 0; i < 26; i++) {
			ArrayList<String> letra = new ArrayList<>();
			mapaco.put(inicial, letra);
			System.out.println(inicial);
			inicial++;
		}
		try {
			BufferedReader br1 = new BufferedReader(new FileReader(new File(
					"Training.200.cad")));
			String line = br1.readLine();
			while (line != null) {
				try {
					System.out.println(line.charAt(0));
					mapaco.get(line.charAt(0)).add(line);
				} catch (Exception ex) {
				}
				line = br1.readLine();
			}
			br1.close();

		} catch (IOException e) {
			e.printStackTrace();
		}

//		System.out.println("Vamos a hacer archivos!!!!!");
		Character ini = 'A';
		try {
			for (int f = 0; f < 5; f++) {
				BufferedWriter bw = new BufferedWriter(new FileWriter(new File(
						"salida" + f + ".txt")));
				ini = 'A';
				for (int i = 0; i < 26; i++) {
					for (int j = 0; j < 40; j++) {
						System.out.println(mapaco.get(ini).get(0));
						bw.write(mapaco.get(ini).get(0) + "\n");
						mapaco.get(ini).remove(0);
					}
					ini++;
				}
				bw.close();
			}
		} catch (Exception ex) {
			System.out.println(ex.getMessage());
		}
	}