C# - Simple Solution Easy to Understand
\npublic class Solution {\n    public int MinDifference(int[] nums) {\n        \n        if(nums.Length<=4)\n            return 0;\n        Array.Sort(nums);\n 
```\npublic class Solution {\n    public int MinDifference(int[] nums) {\n        \n        if(nums.Length<=4)\n            return 0;\n        Array.Sort(nums);\n        \n        int result = int.MaxValue;\n        \n        for(int i = 0; i < 4; i++){\n            result = Math.Min(result,(nums[nums.Length-1-3+i]-nums[i]));\n        }\n        return result;\n    }\n}\n```
['Sorting']