static void Main(string[] args)
{
int choice, x;
StackA st = new StackA(8);
while (true)
{
Console.WriteLine("1. Push an element on the stack");
Console.WriteLine("2. Pop an element from the stack");
Console.WriteLine("3. Display the top element");
Console.WriteLine("4. Display all stack elements");
Console.WriteLine("5. Display size of the stack");
Console.WriteLine("6. Quit");
Console.WriteLine("");
Console.WriteLine("Enter your choice : ");
choice = Convert.ToInt32(Console.ReadLine());
if (choice == 6)
{
break;
}
switch (choice)
{
case 1:
Console.Write("Enter the element to be pushed : ");
x = Convert.ToInt32(Console.ReadLine());
st.Push(x);
break;
case 2:
x = st.Pop();
Console.WriteLine("Popped element is : " + x);
break;
case 3:
Console.WriteLine("Element at the top is : " + st.Peek());
break;
case 4:
st.Display();
break;
case 5:
Console.WriteLine("Size of stack " + st.Size());
break;
default:
Console.WriteLine("Wrong choice");
break;
}
Console.WriteLine("");
}
}
