class Foo {
    public static void main (String[] args) {
        System.out.println(12345);        // int
        System.out.println(9876543210L);  // long
        System.out.println(true);         // boolean
        System.out.println(false);        // boolean
        System.out.println((String)null); // null
        System.out.println('a');          // char
        System.out.println(123.456);      // double
        System.out.println(1.23456e2);    // double
    }
}