Write a function check_sum(), which, given li, a list of integers, and num, returns whether any two numbers in li add up to num
Multi tool use
Write a function check_sum(), which, given li, a list of integers, and num, returns whether any two numbers in li add up to num
Write a function check_sum(), which, given li, a list of integers, and num, returns whether any two numbers in li add up to num. There are no duplicates in li.
Provide a solution that is faster than O(n^2) time.
check_sum()
li
num
li
num
li
Example:
>>> check_sum(li=[11, 1, 2, 3, 10], num=21)
True
>>> check_sum(li=[11, 1, 2, 3], num=21)
False
By clicking "Post Your Answer", you acknowledge that you have read our updated terms of service, privacy policy and cookie policy, and that your continued use of the website is subject to these policies.
That's a nice homework description. Now, what's your question?
– cricket_007
Jul 1 at 14:24