In this task, you are given a list of integers and an integer k. You need to add integer k to each element in the list and return the updated list.

[126, 76, 184, 156, 120, 203, 269, 216, 51, 298, 254, 226, 130, 21, 28, 71, 240, 153, 123, 47] k=1
[127, 77, 185, 157, 121, 204, 270, 217, 52, 299, 255, 227, 131, 22, 29, 72, 241, 154, 124, 48]