import java.util.*;
import java.io.*;

public class Search
{
  public static int search(String data[], String key)
  {
    int addr = 0;
    while (addr < data.length)
    { 
      if (data[addr].equals(key)) return(addr);
      addr++;
    }

    return -1;
  }

  public static void main(String[] args)
  {
    String [] states = new String[50];
    String [] months = {"January", "February", "March", "April", "May", 
                        "June", "July", "August", "September", "October", 
                        "November", "December"};
    int stateNum;
    int monthNum;

/**************************************************************************/
//  BEGIN CODE FOR READING FROM FILE: Text Reference pages 695-698

    Scanner inputStream = null;
    try  // try opening file
    {
      inputStream = new Scanner(new File("states.txt"));
    }
    catch(FileNotFoundException e)  // Define error handling
    {   
      System.out.println("Error opening File");
      System.exit(0);               // terminates execution
    }

    int index = 0;  // start storing in slot 0
    while(inputStream.hasNextLine())  // file exists ==> read data;
    {
      states[index] = inputStream.nextLine();
      index++;
    }
//  END CODE FOR READING FROM FILE:
/**************************************************************************/
//  BEGIN CODE FOR READING INPUT QUERIES

    Scanner keyboard = new Scanner(System.in);
    String query;
 
    System.out.print("Enter state name (or Exit): ");
    query = keyboard.nextLine();

    while (!query.equals("Exit"))  // States first
    {
      stateNum = search(states,query)+1;
      if (stateNum > 0) 
      {
        System.out.println(query + " is state number " + stateNum);
      }
      else
      {
        System.out.println(query + " not found in database ");
      }
      System.out.print("Enter state name (or Exit): ");
      query = keyboard.nextLine();
    }
    System.out.print("Enter month name (or Exit): ");
    query = keyboard.nextLine();

    while (!query.equals("Exit"))    // Months next
    {
      monthNum = search(months,query)+1;
      if (monthNum > 0) 
      {
        System.out.println(query + " is month number " + monthNum);
      }
      else
      {
        System.out.println(query + " not found in database ");
      }
      System.out.print("Enter month name (or Exit): ");
      query = keyboard.nextLine();
    }
  }
}