class IntDemo {
  public static int demoInt(){
    int a = 2; //Assignment to a
    int b = 6; //Assignment to b
    a = b * a; //Updating a
    return a;  
  } 
  public static boolean demoBool(){
    boolean a = true;    //Assignment to a
    boolean b = false;   //Assignment to b
    a = a && b;          //Updating a
    return a;
  } 
}