# Write a Python program to add more number of elements to a deque object from an iterable object.  
 import collections
even_nums = (2, 4, 6, 8, 10)
even_deque = collections.deque(even_nums)
print("Even numbers:")
print(even_deque)
more_even_nums = (12, 14, 16, 18, 20)
even_deque.extend(more_even_nums)
print("More even numbers:")
print(even_deque)
