789. Kth Largest Element in a StreamEasyDesign a class to find the kth largest element in a stream. Note that it is the kth largest element in the sorted order, not the kth distinct element.Implement KthLargest class:KthLargest(int k, int[] nums) Initializes the object with the integer k and the stream of integers nums.int add(int val) Appends the integer val to the stream and returns the elemen..