1 import javax.swing.JOptionPane; 2 public class plusFactor { 3     public static void main(String[] args){ 4             int value,valueH,valueD,valueN; 5             value = http://www.mamicode.com/(int)(Math.random()*1000); 6             JOptionPane.showMessageDialog(null, "the random value is " + value); 7             valueH = value / 100; 8             valueD = value % 100 / 10; 9             valueN = value % 10;10             JOptionPane.showMessageDialog(null, "the plus result is " 11             + (valueH + valueD + valueN));12     }13 }