fullstackDevelopment/Python/reverse_stack.py at main · Sahilphide/fullstackDevelopment · GitHub

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class Stack:
	def __init__(self):
		self.Elements = []

	def push(self, value):
		self.Elements.append(value)

	def pop(self):
		return self.Elements.pop()

	def empty(self):
		return self.Elements == []

	def show(self):
		for value in reversed(self.Elements):
			print(value)

def BottomInsert(s, value):

	if s.empty():
		s.push(value)

	else:
		popped = s.pop()
		BottomInsert(s, value)
		s.push(popped)

def Reverse(s):
	if s.empty():
		pass
	else:
		popped = s.pop()
		Reverse(s)
		BottomInsert(s, popped)


stk = Stack()

stk.push(1)
stk.push(2)
stk.push(3)
stk.push(4)
stk.push(5)

print("Original Stack")
stk.show()

print("\nStack after Reversing")
Reverse(stk)
stk.show()