using System;

public class Program

{

    public static void Main()

    {

        // TC 1

        int[] sums = {0,0,1,1,2,2,2,3};

        int val = 2;

        int expected = 5;

        // TC 2

        //int[] sums = {};

        //int val = 2;

        //int expected = 0;

        // TC 3

        //int[] sums = {0};

        //int val = 0;

        //int expected = 1;

        // TC 4

        //int[] sums = {100,100,200,400,400,400};

        //int val = 200;

        //int expected = 5;

        // TC 5

        //int[] sums = {1,1,2,2,3};

        //int val = 2;

        //int expected = 3;

        int len = RemoveElement(sums, val);

        string results = "";

        for (int i = 0; i < len; i++)

        {

            results += sums[i] + ",";

        }

        Console.WriteLine("[{0}]", results.TrimEnd(','));

        Console.WriteLine("\nOutput: {0}", len);

        Console.WriteLine("Expected: {0}", expected);

    }

    public static int RemoveElement(int[] nums, int val) {

        int count = 0;

        for (int i = 0; i < nums.Length; i++)

        {

            if (nums[i] != val) {

                if (nums[count] != nums[i])

                    nums[count] = nums[i];

                count++;

            }

        }

        return count;

    }

}