codex#

if (File.Exists(binaryFilePath))
{
    Program.DisplayMessage("The file: " + binaryFileName + " exist. You want to overwrite it? Y/N");
    string overwrite = Console.ReadLine();
    while (overwrite != null)
    {
        if (overwrite.ToUpper() == "Y")
        {
        WriteBinaryFile(frameCodes, binaryFilePath);

        } if (overwrite.ToUpper() == "N")
        {
        throw new IOException();
        overwrite = null;
        } if (overwrite.ToUpper() != "Y" && overwrite.ToUpper() != "N")
        {
        Program.DisplayMessage("!!Please Select a Valid Option!!");
        overwrite = Console.ReadLine();
        }