/**
   Page 116.  Programming Project 4.
   Read a 4 digit integer.  Display one digit per line.
 */

// The import is needed because Scanner is not in java.lang.
import java.util.Scanner;


public class ExtractDigitsIntegerDemo {

  public static void main( String[] args ) {

     Scanner inp = new Scanner( System.in );

     System.out.print("Enter a 4 digit integer: ");
     int number = inp.nextInt();

     int digit1 = number % 10;		// Right most digit
     int digit2 = number / 10 % 10;
     int digit3 = number / 100 % 10;
     int digit4 = number / 1000 % 10;

     System.out.println( digit4 );
     System.out.println( digit3 );
     System.out.println( digit2 );
     System.out.println( digit1 );
  }
}