// Source code example for "A Practical Introduction
// to Data Structures and Algorithm Analysis"
// by Clifford A. Shaffer, Prentice Hall, 1998.
// Copyright 1998 by Clifford A. Shaffer

import java.io.*;

public class Incrmain {

final static int MAXSIZE = 10;
final static int POWN = 1024;

static void increment(int[] A) {
int i;

for (i=0; ((i<A.length) && (A[i] == 1)); i++)
  A[i] = 0;
if (i < A.length)
  A[i] = 1;
System.out.println(i);
}


public static void main(String args[]) throws IOException {
  int A[] = new int[MAXSIZE];
  int i;

  for (i=0; i<MAXSIZE; i++)
    A[i] = 0;
  for (i=0; i<POWN; i++)
    increment(A);
  System.in.read();
}

}