/**
 * This program prompts the user to guess a lottery number until they guess correctly.
 *
 * Bomani McClendon
 * 10/1/12
 */
import java.util.Scanner;
public class Lottery
{
    public static void main(String[] args)
    {

        Scanner in = new Scanner(System.in);

        //Ask to Play
        System.out.println("Do you want to play? (Y/N)");
        String agreeString = in.next();
        char agree = agreeString.charAt(0);

    //Start loop
        for(int counter=1; agree == 'Y'; counter++)
        {

        double randomNumber;
        randomNumber = Math.random();
        int lotNumbersDouble = (int)(randomNumber * 1000);
        String lotNumbersStr = String.valueOf(lotNumbersDouble);
        String.format("###.",lotNumbersStr);
        String lotNumbers = "000" + lotNumbersStr;
        int length = lotNumbers.length();
        lotNumbers = lotNumbers.substring(length - 3, length);

        //Creating Lottery Substring
        String lotStringWhole = lotNumbers;
        String lotString1 = lotStringWhole.substring(0);
        String lotString2 = lotStringWhole.substring(1);
        String lotString3 = lotStringWhole.substring(2);

        //Creating Lottery Number Pairs
        String pair1 = (lotString1 + lotString2);
        String pair2 = (lotString2 + lotString3);
        String pairBoth = (lotStringWhole);

        //Entering Guess Numbers
        System.out.println("Please enter your three numbers (e.g. 123): ");
        String lotGuess = in.next();

        //Creating Guess Substrings
        String lotGuessWhole = lotGuess;
        String lotGuessString1 = lotGuessWhole.substring(0);
        String lotGuessString2 = lotGuessWhole.substring(1);
        String lotGuessString3 = lotGuessWhole.substring(2);

        //Creating Lottery Number Pairs
        String guess1 = (lotGuessString1 + lotGuessString2);
        String guess2 = (lotGuessString2 + lotGuessString3);
        String guessWhole = (lotGuessWhole);


        if(pair1 == guess1)
            {
            System.out.println("Winner: " + lotStringWhole);
            System.out.println("Congratulations, the front pair matched.");
            }
        else
            {
            System.out.println("Winner: " + lotStringWhole);
            System.out.println("Sorry, no match. Try again next time.");
            }
         if (pair2 == guess2)
            {
            System.out.println("Winner: " + lotStringWhole);
            System.out.println("Congratulations, the end pair matched.");
            }
        else
            {
            System.out.println("Winner: " + lotStringWhole);
            System.out.println("Sorry, no match. Try again next time.");
            }
        if (pairBoth == guessWhole)
            {
            System.out.println("Winner: " + lotStringWhole);
            System.out.println("Congratulations, both pairs matched.");
            }
        else
             {
            System.out.println("Winner: " + lotStringWhole);
            System.out.println("Sorry, no match. Try again next time.");
            }
    }
  }

}