[roots]

Code:

		if (s.length() >= 3) {
			for (int i = 0; i < s.length() - 2; i++) {

				char c = s.charAt(i);
				String desired = "" + c + c + c;
				String actual = s.substring(i, i + 3);

				if (desired.equals(actual)) {
					// It matched ..
					System.out.println("True");
				}
			}

		}