numbers = [1, 25, 31, 42, 45, 52, 59, 63, 66, 70]
allnumbers = [1, 2, 9, 25, 26, 30, 31, 35, 42, 49, 45, 51, 52, 55, 59, 60, 63, 65, 66, 70]
smaller_list = set(numbers)
bigger_list = set(allnumbers)
numbers_matched = len(bigger_list.intersection(smaller_list))
print(numbers_matched)
bnVtYmVycyA9IFsxLCAyNSwgMzEsIDQyLCA0NSwgNTIsIDU5LCA2MywgNjYsIDcwXQphbGxudW1iZXJzID0gWzEsIDIsIDksIDI1LCAyNiwgMzAsIDMxLCAzNSwgNDIsIDQ5LCA0NSwgNTEsIDUyLCA1NSwgNTksIDYwLCA2MywgNjUsIDY2LCA3MF0KCnNtYWxsZXJfbGlzdCA9IHNldChudW1iZXJzKQpiaWdnZXJfbGlzdCAgPSBzZXQoYWxsbnVtYmVycykKCm51bWJlcnNfbWF0Y2hlZCA9IGxlbihiaWdnZXJfbGlzdC5pbnRlcnNlY3Rpb24oc21hbGxlcl9saXN0KSkKcHJpbnQobnVtYmVyc19tYXRjaGVkKQ==