How to check a number is even or odd using switch case in c#.?

using System;

class abc
{
int num;
bool a;
public void evod()
{
Console.WriteLine("Enter the number to check it is even or odd");
num=int.Parse(Console.ReadLine());
switch(a=(num%2==0))
{
case true:
 Console.WriteLine("Entered by user is an even number  "  + num);
 break;
case false:
 Console.WriteLine("Entered by user is an odd number  "  +  num);
 break;
}
Console.ReadKey();
}
}
class evnods
{
public static void Main(string []args)
{
abc a=new abc();
a.evod();
}
}
Output: