public static void Main()
Console.Write("Ingrese la contraseña para acceder: ");
string p = Console.ReadLine();
Console.WriteLine("Operaciones disponibles: ");
Console.Write("Tablas de multiplicar del 1 al 10\nSeleccione cual quiere realizar: ");
int x = Convert.ToInt32(Console.ReadLine());
Console.Write("Seguro? Escriba 1 si lo esta o cualuquier otro digito para salir: ");
continuar = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Gracias por usar!\n");
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("1 x {0} = {1}", a, a * 1);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("2 x {0} = {1}", a, a * 2);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("3 x {0} = {1}", a, a * 3);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("4 x {0} = {1}", a, a * 4);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("5 x {0} = {1}", a, a * 5);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("6 x {0} = {1}", a, a * 6);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("7 x {0} = {1}", a, a * 7);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("8 x {0} = {1}", a, a * 8);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("9 x {0} = {1}", a, a * 9);
for (int a = 1; a <= 10; a = a + 1)
Console.WriteLine("10 x {0} = {1}", a, a * 10);
Console.WriteLine("Opción invalida");
} while (continuar == 1);
Console.WriteLine("Contraseña incorrecta");