桶排序
[code]class Solution { public int findKthLargest(int[] nums, int k) { int[] buckets = new int[200001]; for (int i = 0; i < nums.length; i++){ buckets[nums+10000]++; } for (int i = 20000; i >= 0; i--){ k -= buckets; if (k midd){ big.add(num); } else if (num < midd){ sma.add(num); } } if (k