static void Main(string[] args)
{
Console.WriteLine("Stack Program");
Stack stack = new Stack(5);
bool wip = true;
while (wip)
{
WriteLine("What do you want to do? Press " +
"\n 1. Push item to Stack " +
"\n 2. Pop an item" +
"\n 3. Peek an item" +
"\n 4. Display stack items" +
"\n 5. Exit.");
try
{
int option = Convert.ToInt16(ReadLine());
string item = String.Empty;
switch (option)
{
case 1:
WriteLine("Enter an item to push");
item = Console.ReadLine();
stack.Push(item);
break;
case 2:
WriteLine($"Popping an item {stack.Pop()} from stack");
break;
case 3:
WriteLine($"Top item on Stack is { stack.Peek()}");
break;
case 4:
WriteLine("Following are stack items");
stack.DisplayItems();
break;
case 5:
WriteLine("Press any key to exit out");
wip = false;
break;
}
WriteLine();
}
catch (Exception ex)
{
throw new InvalidOperationException(ex.Message);
}
}
}