def push(self, data):
self.min_stack.append(self.current_min)
new_node = Node(data)
new_node.next = self.head
self.head = new_node
if self.current_min is None or self.current_min > data:
self.current_min = data
def push(self, data):
if self.is_full():
return
else:
new_node = Node(data)
new_node.next = self.head
self.head = new_node
self.current_size += 1