//function for all stack operations
static void StackOperation()
{
Stack stack = new Stack();
int choiceStack;
do
{
Console.WriteLine();
Console.WriteLine("Enter 1 to add a value in stack " +
"\n2 to remove value " +
"\n3 to show the stack " +
"\n4 to get top value " +
"\n5 to sort the stack" +
"\n6 to Exit ");
choiceStack = int.Parse(Console.ReadLine());
switch (choiceStack)
{
case 1:
Console.WriteLine("Enter Elements");
int data = int.Parse(Console.ReadLine());
stack.Add(data);
Console.WriteLine("Data Added");
break;
case 2: stack.Remove();
Console.WriteLine("Data removed");
break;
case 3:
Console.Write("Stack contains :- ");
stack.Display();
Console.WriteLine();
break;
case 4:
int top = stack.GetTopValue();
Console.WriteLine("Top of the stack is :- " + top);
Console.WriteLine();
break;
case 5:
stack.Sort();
Console.WriteLine("Stack Sorted");
break;
case 6:
break;
default: Console.WriteLine("Invalid Entry");
break;
}
}while (choiceStack != 6);
}
