Java Easy AC...
\n    public int maximumProduct(int[] nums) {\n        \n         Arrays.sort(nums);\n         //One of the Three Numbers is the maximum value in the array.\n\n
```\n    public int maximumProduct(int[] nums) {\n        \n         Arrays.sort(nums);\n         //One of the Three Numbers is the maximum value in the array.\n\n         int a = nums[nums.length - 1] * nums[nums.length - 2] * nums[nums.length - 3];\n         int b = nums[0] * nums[1] * nums[nums.length - 1];\n         return a > b ? a : b;\n    }\n```\npython3\n```\n def maximumProduct(self, nums):\n        """\n        :type nums: List[int]\n        :rtype: int\n        """\n        nums.sort()\n        a = nums[-1] * nums[-2] * nums[-3]\n        b = nums[0] * nums[1] * nums[-1]\n        return max(a,b)\n```
[]