//Right Padding With Zero at the end of the String
 
import java.util.*;
import java.lang.*;
 
class RightpadwithZero
{  
     public static void main(String[] argv) {
         String s=padRight("aaaa", 10);
         
    System.out.println(">" + s.replace(" ","0") + "<" );
  }
 
  public static String padRight(String s, int n) {
    return String.format("%0$-"+n+"s", s);
  }
}