In this task, you are given a list of integers and an integer k. You need to find the kth smallest element in the input list and return that.

[237, 140, 205, 45, 194, 185, 280, 274, 263, 207, 198, 213, 29, 20, 245, 187, 58, 40, 155, 73], k=10
187