/*
 * File: HexToDecimalConverter.java
 * --------------------------------
 * This program reads numbers from the user and converts them
 * from hexadecimal to decimal.
 *
 * Author: CS1MD3, Nov. 2008
 */

import acm.program.*;

public class HexToDecimalConverter extends ConsoleProgram {

   public void run() {
      println("This program converts hexadecimal to decimal.");
      println("Enter " + Integer.toString(SENTINEL) + " to stop.");
      while (true) {
         String hex = readLine("Enter a hexadecimal number: ");
         int n = Integer.parseInt(hex, 16);
         if (n == SENTINEL) break;
         println(hex + " hex = " + n + " decimal");
      }
   }

/* Sentinel constant */
   private static final int SENTINEL = 0;

}