数组中的第K个最大元素

/*

• @Author: sumBorn
• @Date: 2022-02-23 19:15:51
• @LastEditTime: 2022-02-23 19:30:33
• @Description: https://leetcode-cn.com/leetbook/read/all-about-array/x90rpm/
  */

/**

• @description: 先排序，之后输出

• @param {*}

• @return {*}
  */
  public class Solution
  {
  public int FindKthLargest(int[] nums, int k)
  {
  for (var i = 0; i < nums.Length; i++)
  {
  for (var j = i + 1; j < nums.Length; j++)
  {
  if (nums[i] > nums[j])
  {
  int tmp = nums[i];
  nums[i] = nums[j];
  nums[j] = tmp;
  }
  }
  }

   return nums[nums.Length - k];
  

  }
  }

/**

• @description: 从大到小排序，排到第k-1个就停

• @param {*}

• @return {*}
  */
  public class Solution
  {
  public int FindKthLargest(int[] nums, int k)
  {
  for (var i = 0; i < nums.Length; i++)
  {
  for (var j = i + 1; j < nums.Length; j++)
  {
  if (nums[i] < nums[j])
  {
  int tmp = nums[i];
  nums[i] = nums[j];
  nums[j] = tmp;
  }
  }

       if (i == k - 1)
       {
           return nums[i];
       }
   }
  
   return nums[nums.Length - 1];
  

  }
  }