def append(self, new_element):
current = self.head
if self.head:
while current.next:
current = current.next
current.next = new_element
else:
self.head = new_element

def get_position(self, position):
counter = 1
current = self.head
if position < 1:
return None
While current and counter <= position:
if counter == position:
return current
current = current.next
counter += 1
return None