static void Main(string[] args)
{
int choice, x;
var queue = new CircularQueue(8);
while (true)
{
Console.WriteLine("1. Insert an element in the queue");
Console.WriteLine("2. Delete an element from the queue");
Console.WriteLine("3. Display element at the front");
Console.WriteLine("4. Display all the elements of the queue");
Console.WriteLine("5. Display size of the queue");
Console.WriteLine("6. Quit");
Console.Write("Enter your choice : ");
choice = Convert.ToInt32(Console.ReadLine());
if (choice == 6)
{
break;
}
switch (choice)
{
case 1:
Console.Write("Enter the element to be inserted : ");
x = Convert.ToInt32(Console.ReadLine());
queue.Enqueue(x);
break;
case 2:
x = queue.Dequeue();
Console.WriteLine($"The deleted element is : {x}");
break;
case 3:
Console.WriteLine($"Element at the front is : {queue.Peek()}");
break;
case 4:
queue.Display();
break;
case 5:
Console.WriteLine($"The size of the queue is : {queue.Size()}");
break;
default:
Console.WriteLine("Invalid option chosen");
break;
}
Console.WriteLine();
}
}
