stack_ops.py

n = int(raw_input())

stack = []

def push(element):
	stack.append(element)
	return element


def pop():
	if len(stack) == 0:
		print "EMPTY"
		return 0
	else:
		return stack.pop()

def inc(count, inc_by):
	if len(stack) == 0:
		print "EMPTY"
		return 0
	for k in range(0, count):
		stack[k] = stack[k] + inc_by
	return 0


for i in range(n):
	x = raw_input()
	if x == 'push':
		print "enter an element to push"
		e = int(raw_input())
		push(e)
	if x == 'pop':
		pop()

	if x == 'inc':
		print "Enter the no.of elements to be incremented and by how much with (eg: 1 4)"
		count, inc_by = raw_input().split()
		count = int(count)
		inc_by = int(inc_by)
		inc(count, inc_by)