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.

[155, 72, 71, 257, 17, 132, 266, 299, 290, 125, 38, 86, 37, 202, 185, 59, 70, 222, 145, 175], k=8
86

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

[199, 289, 81, 195, 20, 292, 45, 275, 163, 180, 108, 67, 52, 57, 13, 118, 247, 26, 150, 161], k=11

150