using System;
class Program
{
static void Main()
Console.Write("Enter a day of the week: ");
string day = Console.ReadLine().ToLower();
switch (day)
case "monday":
case "tuesday":
case "wednesday":
case "thursday":
case "friday":
Console.WriteLine("Working day");
break;
case "saturday":
case "sunday":
Console.WriteLine("Weekend");
default:
Console.WriteLine("Error");
}
