//PROGRAM 10-2
import java.io.*;

class DemoInputString {
  public static void main(String[] args) throws IOException {
        
    System.out.print("Masukkan nama Anda: ");
    
    String nama;
    
    InputStreamReader isr = new InputStreamReader(System.in);
    BufferedReader br = new BufferedReader(isr);
    
    nama = br.readLine();
    
    System.out.println("Halo " + nama + 
      ", sudahkah Anda mengerti Java?");    
  }
}