//PROGRAM 11-28
class DemoAppend { 
  public static void main(String[] args) { 
    
    StringBuffer sb = new StringBuffer("Pemrograman");
    
    char spasi = ' ';
    String bahasa = "Java";
    int versi = 2;
    
    sb.append(spasi).append(bahasa).append(spasi).append(versi);
    System.out.println(sb.toString());
    
  } 
}