import java.util.*;

public class ChuckALuck {

	public static void main (String[] args) {
		Scanner s = new Scanner(System.in);
		double bankRoll = bankRoll(s);
		int i = 1;
		while(i==1) {
			bankRoll = gamePlay(s, bankRoll);
			i = gameEnd(i, bankRoll, s);
			}
		}

	public static double bankRoll(Scanner s) {
		System.out.println("How much do you want to add to your bankroll?");
		System.out.println("(Please use a decimal value)");
		double bankRoll = s.nextDouble();
		return bankRoll;
		}

	public static double gamePlay(Scanner s, double br) {
		int i = 0;
		double betValue =0;
		while(i==0) {
		System.out.println("What is the value of your next bet ($0.00 - $" + br + ")?");
		betValue = s.nextDouble();
		br = br - betValue;

// ensures a correct bet value is chosen
			if (betValue <= br) {
				i = 1;
			}
			else {
				System.out.println("You cannot bet more than what is in your bankroll. Try again.");
			}
		}
// Takes the bet number
	int betNumber = 0;
	while(i==1) {
		System.out.println("Choose a number between 1 and 6:");
		betNumber = s.nextInt();
// ensures a correct dice value is chosen
			if ((1<=betNumber)&&(betNumber<=6)) {
			i = 0;
			}
			else {
		System.out.println("That is not a valid selection. Try again.");
			}
		}
//dice rolls
		Random r = new Random();
		int rollOne = r.nextInt(6) + 1;
		int rollTwo = r.nextInt(6) + 1;
		int rollThree = r.nextInt(6) + 1;
		System.out.println("Dice rolls: "+rollOne+" "+rollTwo+" "+rollThree);
// calculates and prints winnings
		int matchingDie = 0;
		if(betNumber == rollOne) {
		matchingDie++;
		}
		if(betNumber == rollTwo) {
		matchingDie++;
		}
		if(betNumber == rollThree) {
		matchingDie++;
		}
		if(matchingDie==1) {
		double winnings = betValue;
		System.out.println("Winnings = $"+ winnings);
		return br + winnings;
		}
		if(matchingDie==2) {
		double winnings = betValue*2;
		System.out.println("Winnings = $"+ winnings);
		return br + winnings;
		}
		if(matchingDie==3) {
		double winnings = betValue*10;
		System.out.println("Winnings = $"+ winnings);
		return br + winnings;
		}
		if(matchingDie==0) {
		double winnings = 0.00;
		System.out.println("Winnings = $"+ winnings);
		return br;
		}

	}

	public static int gameEnd(int gameNum, double br, Scanner s) {
		System.out.println("After bet "+gameNum+" your bankroll is $"+br);
		System.out.println();
		System.out.println("Do you want to keep playing?");
		String replay = s.nextLine();
		if(replay.equals("y")){
		return 1;
		}
		if(replay.equals("yes")){
		return 1;
		}
		if(replay.equals("no")){
		return 0;
		}
		if(replay.equals("n")){
		return 0;
		}
	}

}