public class VarInitTst
{ static int i;
  static boolean b;
  static String ss;
  public static void main (String args[])
  { //static int i;  No static here!
    double j;
    boolean bb;
    // String s = 'a';    incompatible type
    String s;
    float f = 0.0f;
    System.out.println("f = "+f);  // 0.0 displayed, not 0
    System.out.println("i = "+i);
    System.out.println("b = "+b);
    System.out.println("ss = "+ss);
    /* System.out.println("j = "+j);
    System.out.println("bb = "+bb);
    System.out.println("s = "+s);  */
  }
} // Chung