Method BoggleSolver

LabEnv/09Lab/BoggleSolver.java:27–31

(String[] dictionary)

    // Initializes the data structure using the given array of strings as the dictionary.
    // (You can assume each word in the dictionary contains only the uppercase letters A through Z.)
    public BoggleSolver(String[] dictionary) {
        root = new Node();
        for (String s : dictionary)
            put(root, s);
    }

    private void put(Node x, String key) {
        for (char c : key.toCharArray()) {