// CSE 142 Lecture 9
// Advanced if/else, Cumulative algorithms

import java.util.*; // For Scanner

// Prints a restaurant receipt.
public class Receipt {
	public static void main(String[] args) {
		// Calculate total owed, assuming 8% tax / 15% tip
		Scanner console = new Scanner(System.in);
		double subtotal = getSubtotal(console);
		reportBill(subtotal);
	}
	
	// Gets the total paid for dinner from the user.
	public static double getSubtotal(Scanner console) {
		System.out.print("How many people ate? ");
		int people = console.nextInt();
		
		double subtotal = 0;
		for (int i = 1; i <= people; i++) {
			System.out.print("Person #" + i + " How much did your dinner cost? ");
			subtotal += console.nextDouble();
		}
		return subtotal;
	}
	
	// Prints the bill including tax, tip, and total.
	public static void reportBill(double subtotal) {	
		double tax = subtotal * .08;
		double tip = subtotal * .15;
		double total = subtotal + tip + tax;
		
		System.out.printf("Subtotal: $%.2f\n", subtotal);
		System.out.printf("Tax: $%.2f\n", tax);
		System.out.printf("Tip: $%.2f\n", tip);
		System.out.printf("Total: $%.2f\n", total);
	}
}