public class StackDemo
{
	public static void main(String[] args)	// driver
	{
		Stack z = new Stack();
		z.push(12);
		z.push(7);
		z.push(15);
		z.push(2);
		z.push(100);
		System.out.println("Before pop, the list - ");
		z.Print();
		z.pop();
		System.out.println("After pop, the list - ");
		z.Print();
	}
}