/**
  This program shows how easy it is to use a hash table in Java.
 */

import tio.*;
import java.util.*;

class HashExample2 {
  public static void main(String[] args) {
    Hashtable table = new Hashtable();
    int key;
    String value;
    
    // build the table
    System.out.println("Enter some integer/string pairs. "+
		       "Enter 0 to end the input phase."); 
    key = Console.in.readInt();
    while (key != 0) {
      table.put(new Integer(key), Console.in.readWord());
      key = Console.in.readInt();
    }
    
    // query the table
    System.out.println(
             "Enter one of the integers entered earlier, 0 to exit.");
    key = Console.in.readInt();
    while (key != 0) {
      value = (String)(table.get(new Integer(key)));
      System.out.println("The matching value is " + value);
      System.out.println(
           "Enter one of the integers entered earlier, 0 to exit.");
      key = Console.in.readInt();
    }

    System.out.println("Printing the entire table.");
    Enumeration iterator = table.elements();
    while(iterator.hasMoreElements()) {
      String temp = (String)iterator.nextElement();
      System.out.println(temp);
    }

  }
}