문자열 입력 - StringTokenizer

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer st = new StringTokenizer(br.readLine());
        while (st.hasMoreTokens()) {
            System.out.println("st.nextToken() = " + st.nextToken());
        }
    }