using System;

​

public class Program

{

    static string[] items = {"Bacon", "Ham", "Salami", "Burger"};

    static double[] prices = {24, 26.75, 21.25, 32.5};

    static int[] iniInv = {10, 10, 10, 10};

    public static void Main()

    {

        // We are only tasked to provide methods, and the comments below this line are for testing the methods.

        // Shows the inventory

         // ShowInventory();

        // Gets the inventory of a specific item

         // Console.WriteLine(GetInventoryOf("Burger"));

        // Updates the inventory of an item

         // UpdateInventoryOf("Burger", 7);

         // ShowInventory();

    }

    // Method that updates the inventory of a specific item

    public static void UpdateInventoryOf(string item, int adjustment)

    {

        int index = GetIndexOf(item);

        if (index >= 0)

        {

            iniInv[index] += adjustment;

        }

    }

    // Method that gets the inventory of a specific item

    public static int GetInventoryOf(string item)

    {

        int stocks = 0;

        int index = GetIndexOf(item);

        if (index >= 0)

        {

            return iniInv[index];

        }

​

        return stocks;

    }

    // Method for displaying the inventory for each items

    public static void ShowInventory()

    {

        Console.WriteLine();

        Console.WriteLine("--Inventory--");

        Console.WriteLine();

​

        for (int i = 0; i < items.Length; i++)

        {

            Console.WriteLine("{0,-10} {1}", items[i], iniInv[i]);

        }

    }

    // Required method for other methods to find the index of a specific item and to work properly.

    public static int GetIndexOf(string searchItem)

    {

        int index = -1;

        foreach (string item in items)

        {

            index++;

            if (item == searchItem)

            {

                return index;

            }

        }

​

        return -1;

    }

}