static void Main(string[] args)
{
// Variables
int num1 = 0;
int num2 = 0;
bool salir = false;
int opcion;
bool invop = false;
while (!salir)
{
Console.Clear();
Console.WriteLine("Welcome to the calculator");
Console.WriteLine("");
Console.WriteLine("Ingrese 2 numeros");
num1 = Int32.Parse(Console.ReadLine());
num2 = Int32.Parse(Console.ReadLine());
Console.WriteLine("");
Console.WriteLine("1 - Suma");
Console.WriteLine("2 - Resta");
Console.WriteLine("3 - Multiplicacion");
Console.WriteLine("4 - Division");
Console.WriteLine("0 - Salir");
Console.WriteLine("");
while (!invop)
{
opcion = Int32.Parse(Console.ReadLine());
switch (opcion)
{
case 1:
Console.WriteLine(Math.Suma(num1, num2));
invop = true;
break;
case 2:
Console.WriteLine(Math.Resta(num1, num2));
invop = true;
break;
case 3:
Console.WriteLine(Math.Multiplicacion(num1, num2));
invop = true;
break;
case 4:
Console.WriteLine(Math.Division(num1, num2));
invop = true;
break;
case 0:
salir = true;
invop = true;
break;
default:
Console.WriteLine("Opcion invalida");
break;
}
}
Console.ReadLine();
}
}
