using System;
public class Program
{
public static void Main()
int x;
Console.WriteLine("enter value");
x = Convert.ToInt16(Console.ReadLine());
switch(x)
case 1:
Console.WriteLine("x is one");
break;
case 2:
Console.WriteLine("x is two");
case 100:
Console.WriteLine("x is 100");
default:
Console.WriteLine("none");
}