package algs11;

public class XRuler {
  public static void ruler(int height) {
    if (height < 1) {
      return;
    }
    ruler(height / 2);
    System.out.format("%d ", height);
    ruler(height / 2);
  }
  public static void sideways(int height) {
    if (height < 1) {
      return;
    }
    sideways(height - 1);
    for (int i=0; i<height; i++) {
      System.out.print ("-");
    }
    System.out.println();
    sideways(height - 1);
  }
  public static void main (String[] args) {
    //ruler(8);
    sideways(5);
  }

}