Given the task definition and input, reply with output. In this task, you are given a list of integers and an integer k. You need to find the kth largest element in the input list.

[105, 146, 50, 210, 284, 11, 148, 117, 131, 22, 247, 70, 252, 233, 140, 122, 73, 83, 20, 257], k=2

257