To Check a Number is Even or Odd(Value Inserted by user)

class Program
{
static void Main(string[] args)
{
Console.WriteLine("Enter any Number");
int a = Convert.ToInt32( Console.ReadLine());
int b=a%2;
if (b==0)
{
Console.WriteLine("Number is Even");
}
else
{
Console.WriteLine("Number is Odd");
}
}
}