/*
 *   Intro to Programming CSE 1310
 * University of Texas at Arlington
 */
package test2s19gas;
import java.util.Scanner;

public class Test2S19Gas 
{
    public static void main(String[] args) 
    {
        Scanner input = new Scanner(System.in);
        double averageGas = 0; 
        double day1 = 0, day2 = 0, day3 = 0, day4 = 0, day5 = 0;  // gas prices
        
        System.out.println("This program asks for the last 5 days worth of ");
        System.out.println("gas prices and then averages them.  ");

        System.out.println("\nPlease enter the prices as 5 decimal numbers on one line starting ");
        System.out.println("with today as Day 1 and going backwards to Day 5.\n");
        
        for (int d = 1; d <= 5; d++)
        {
            switch (d)
            {
                case 1: 
                {   day1 = input.nextDouble();
                    System.out.print("\nValues entered: $"+day1+"\t");
                    break;
                }
                case 2: 
                {   day2 = input.nextDouble();
                    System.out.print("$"+day2+"\t");
                    break;
                }
                case 3: 
                {   day3 = input.nextDouble();
                    System.out.print("$"+day3+"\t");
                    break;
                }                
                case 4:
                {   day4 = input.nextDouble();
                    System.out.print("$"+day4+"\t");
                    break;
                }                
                case 5: 
                {   day5 = input.nextDouble();
                    System.out.print("$"+day5+"\t");
                    break;
                }                
            }
        }  
        averageGas = (day1 + day2 + day3 + day4 + day5)/5;
        System.out.printf("  Avg: $%5.2f\n\n",averageGas);
    }
}