public void Run()
{
    for (int i = 0; i < input.Length; i++)
    {
        switch (input[i])
        {
            case '>':
                break;
            case '<':
                break;
            case '+':
                break;
            case '-':
                break;
            case '.':
                break;
            case ',':
                break;
            case '[':
                break;
            case ']':
                break;
        }
    }
}