public class LetterSorter
{
  //the final variables are the conversions from a number to the bar code version of that number.
  static final String ONE = ":::||";
  static final String TWO = "::|:|";
  static final String THREE = "::||:";
  static final String FOUR = ":|::|";
  static final String FIVE = ":|:|:";
  static final String SIX = ":||::";
  static final String SEVEN = "|:::|";
  static final String EIGHT = ":||:|";
  static final String NINE = "|:|::";
  static final String ZERO = "||:::";
  //idk about these, i just sorta put them in for now, so it'd compile
  static String q;
  static String a;
  static String z;
  static String w;
  static String s;

  /*this will go through the String r, which will be entered in a tester class.
   *All it does is return the bar code form of the first of the ZIP code.
   */
  public static String firstLetter(String r)
  {
    if(r.substring(0, 1).equals("1")){
    String q = ONE;
    }
    else if(r.substring(0, 1).equals("2")){
    String q = TWO;
    }
    else if(r.substring(0, 1).equals("3")){
    String q = THREE;
    }
    else if(r.substring(0, 1).equals("4")){
    String q = FOUR;
    }
    else if(r.substring(0, 1).equals("5")){
    String q = FIVE;
    }
    else if(r.substring(0, 1).equals("6")){
    String q = SIX;
    }
    else if(r.substring(0, 1).equals("7")){
    String q = SEVEN;
    }
    else if(r.substring(0, 1).equals("8")){
    String q = EIGHT;
    }
    else if(r.substring(0, 1).equals("9")){
    String q = NINE;
    }
    else if(r.substring(0, 1).equals("0")){
    String q = ZERO;
    }
 return q;

  }

    public static String secondLetter(String r)
  {
    if(r.substring(1, 2).equals("1")){
    String a = ONE;
    }
    else if(r.substring(1, 2).equals("2")){
    String a = TWO;
    }
    else if(r.substring(1, 2).equals("3")){
    String a = THREE;
    }
    else if(r.substring(1, 2).equals("4")){
    String a = FOUR;
    }
    else if(r.substring(1, 2).equals("5")){
    String a = FIVE;
    }
    else if(r.substring(1, 2).equals("6")){
    String a = SIX;
    }
    else if(r.substring(1, 2).equals("7")){
    String a = SEVEN;
    }
    else if(r.substring(1, 2).equals("8")){
    String a = EIGHT;
    }
    else if(r.substring(1, 2).equals("9")){
    String a = NINE;
    }
    else if(r.substring(1, 2).equals("0")){
    String a = ZERO;
    }
 return a;
  }

  public static String thirdLetter(String r)
  {
    if(r.substring(2, 3).equals("1")){
    String z = ONE;
    }
    else if(r.substring(2, 3).equals("2")){
    String z = TWO;
    }
    else if(r.substring(2, 3).equals("3")){
    String z = THREE;
    }
    else if(r.substring(2, 3).equals("4")){
    String z = FOUR;
    }
    else if(r.substring(2, 3).equals("5")){
    String z = FIVE;
    }
    else if(r.substring(2, 3).equals("6")){
    String z = SIX;
    }
    else if(r.substring(2, 3).equals("7")){
    String z = SEVEN;
    }
    else if(r.substring(2, 3).equals("8")){
    String z = EIGHT;
    }
    else if(r.substring(2, 3).equals("9")){
    String z = NINE;
    }
    else if(r.substring(2, 3).equals("0")){
    String z = ZERO;
    }
 return z;
  }

  public static String fourthLetter(String r)
  {
    if(r.substring(3, 4).equals("1")){
    String w = ONE;
    }
    else if(r.substring(3, 4).equals("2")){
    String w = TWO;
    }
    else if(r.substring(3, 4).equals("3")){
    String w = THREE;
    }
    else if(r.substring(3, 4).equals("4")){
    String w = FOUR;
    }
    else if(r.substring(3, 4).equals("5")){
    String w = FIVE;
    }
    else if(r.substring(3, 4).equals("6")){
    String w = SIX;
    }
    else if(r.substring(3, 4).equals("7")){
    String w = SEVEN;
    }
    else if(r.substring(3, 4).equals("8")){
    String w = EIGHT;
    }
    else if(r.substring(3, 4).equals("9")){
    String w = NINE;
    }
    else if(r.substring(3, 4).equals("0")){
    String w = ZERO;
    }
 return w;
  }

  public static String fifthLetter(String r)
  {
    if(r.substring(4, 5).equals("1")){
    String s = ONE;
    }
    else if(r.substring(4, 5).equals("2")){
    String s = TWO;
    }
    else if(r.substring(4, 5).equals("3")){
    String s = THREE;
    }
    else if(r.substring(4, 5).equals("4")){
    String s = FOUR;
    }
    else if(r.substring(4, 5).equals("5")){
    String s = FIVE;
    }
    else if(r.substring(4, 5).equals("6")){
    String s = SIX;
    }
    else if(r.substring(4, 5).equals("7")){
    String s = SEVEN;
    }
    else if(r.substring(4, 5).equals("8")){
    String s = EIGHT;
    }
    else if(r.substring(4, 5).equals("9")){
    String s = NINE;
    }
    else if(r.substring(4, 5).equals("0")){
    String s = ZERO;
    }
 return s;
  }
}