private static void Write(int year, int day, string input) { File.WriteAllText(InputHelper.GetFileName(year, day), input); }
private static Task <string> Read(int year, int day) { return(File.ReadAllTextAsync(InputHelper.GetFileName(year, day))); }
private static bool Exists(int year, int day) { return(File.Exists(InputHelper.GetFileName(year, day))); }