Definition: 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.
Input: [279, 243, 65, 227, 115, 147, 176, 235, 99, 61, 63, 299, 219, 139, 113, 92, 280, 220, 90, 249], k=9
Output:
139