/* File: GradeStack.java - March 2011 */
package l04;

/**
* Narrate grading a stack of papers
* using a recursive algorithm
*
* Sample usage: java l04.GradeStack 5
*
* @author Michael Albert
*
*/

public class GradeStack{

  public static void main(String[] args) {

  int n = Integer.parseInt(args[0]);
    gradeStack(n);
  }

  public static void gradeStack(int n) {

    if (n <= 0) {
      System.out.println("Done!");
    } else {
      System.out.println("Grading one paper from " + n);
      gradeStack(n-1);
    }
  }

}