How to add elements in a 2d list to derive one more array?

Question

My problem statement is I have a 2d list as x = [[1,2,3], [4,5,6]]

I want the out put as [5,7,9]

can somebody help me how can i achieve it?

Possible duplicate of [Add SUM of values of two LISTS into new LIST](https://stackoverflow.com/questions/14050824/add-sum-of-values-of-two-lists-into-new-list) — DavidG, Oct 18 '17 at 09:01

score 1 · Accepted Answer · answered Oct 18 '17 at 09:01

1

This will do it:

[sum(p) for p in zip(*x)]

This produces:

[5, 7, 9]

Note that this will also work if x has more than two sub-lists.

answered Oct 18 '17 at 09:01

Tom Karzes

1 Answers1