using System;

public class Program

{

    public static void Main()

    {   

        Console.WriteLine("Programa 9RTS");

        Console.WriteLine("Operaciones basicas");

        Console.WriteLine("Ingrese el primer nunero");

        float a=float.Parse((Console.ReadLine()));

        Console.WriteLine("Ingrese el segundo numero");

        float b=float.Parse((Console.ReadLine()));

        Console.WriteLine("Suma: {0} + {1}={2}",a,b,a+b);

        Console.WriteLine("Resta: {0} - {1}={2}",a,b,a-b);

        Console.WriteLine("Multiplicacion: {0} * {1}={2}",a,b,a*b);

        Console.WriteLine("Division: {0} / {1}={2}",a,b,a/b);

​

    }

}