private void MainForm_FormClosing(object sender, FormClosingEventArgs e)
{
FileProvider.Replase(bestScorePath, bestScore.ToString());
if (!flagSaveUser)
{
UserResultsStorage.Append(user);
}
}
static void Save(List <User> userResults)
{
var jsonData = JsonConvert.SerializeObject(userResults, Formatting.Indented);
FileProvider.Replase(Path, jsonData);
}