using System;

​

namespace ConsoleApp243

{

    public class Program

    {

        public static int kilo = 2;

        public static int precio = 5;

        public static string[] Nombres = new string[5];

        public static int[,] Calcular = new int[precio, kilo];

        public static string opcion;

        public static int kilos = 0;

        public static int total2 = 0;

        public static int total = 0;

        public static int A = 5;

        public static void Main(string[] args)

        {

            Nombres[0] = "arroz  ";

            Nombres[1] = "frijol ";

            Nombres[2] = "azucar ";

            Nombres[3] = "sal    ";

            Nombres[4] = "cafe   ";

            for (int i = 0; i < 5; i++)

            {

                for (int j = 0; j < 2; j++)

                {

                    Calcular[i, j] = A;

                    A = A + 10;

                }

            }

            Console.WriteLine(Nombres[0] + " el precio es: " + Calcular[0, 1]);

            Console.WriteLine(Nombres[1] + " el precio es: " + Calcular[1, 1]);

            Console.WriteLine(Nombres[2] + " el precio es: " + Calcular[2, 1]);

            Console.WriteLine(Nombres[3] + " el precio es: " + Calcular[3, 1]);

            Console.WriteLine(Nombres[4] + " el precio es: " + Calcular[4, 1]);

            Console.WriteLine("");

            Console.Write("¿Que va comprar? ");

            opcion = Console.ReadLine();

            Console.WriteLine("");

            if (opcion == "arroz")

            {

                Console.Write("Cuantos kilos desea: ");

                kilos = Convert.ToInt32(Console.ReadLine());

                total = Program.Multi(0, 1, kilos);

            }

            if (opcion == "frijol")

            {

                Console.Write("Cuantos kilos desea: ");

                kilos = Convert.ToInt32(Console.ReadLine());

                total = Program.Multi(1, 1, kilos);

            }

            if (opcion == "azucar")

            {

                Console.Write("Cuantos kilos desea: ");

                kilos = Convert.ToInt32(Console.ReadLine());

                total = Program.Multi(2, 1, kilos);

            }

            if (opcion == "sal")

            {

                Console.Write("Cuantos kilos desea: ");

                kilos = Convert.ToInt32(Console.ReadLine());

                total = Program.Multi(3, 1, kilos);

            }

            if (opcion == "cafe")

            {

                Console.Write("Cuantos kilos desea: ");

                kilos = Convert.ToInt32(Console.ReadLine());

                total = Program.Multi(4, 1, kilos);

            }

            Console.WriteLine("");

            Console.Write("El total es: " + total);

            Console.WriteLine("");

        }

        public static int Multi(int a, int b, int c)

        {

            total2 = Calcular[a, b] * c;

            return total2;

        }

    }

}

​

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