class A {
    public boolean side_effect() {
        System.out.write(70); /* F */
        System.out.write(10); /* newline */
        return false;
    }

    public static void main(String[] args) {
        A a = new A();
        if (true || a.side_effect()) {
            System.out.write(79); /* O */
            System.out.write(75); /* K */
            System.out.write(10); /* newline */
        }

        if (false && a.side_effect()) {
        } else {
            System.out.write(79); /* O */
            System.out.write(75); /* K */
            System.out.write(10); /* newline */
        }

        if (!(false && a.side_effect())) {
            System.out.write(79); /* O */
            System.out.write(75); /* K */
            System.out.write(10); /* newline */
        }

        if ((true || a.side_effect()) && true) {
            System.out.write(79); /* O */
            System.out.write(75); /* K */
            System.out.write(10); /* newline */
        }
    }
}