static void Main(string[] args)
{
var pwdChecker = new PasswordChecker();
do
{
Console.WriteLine("Enter password to test");
var password = Console.ReadLine();
var hashedPassword = password.ToSha1Hash();
var suffix = hashedPassword.Substring(5, hashedPassword.Length - 5);
var results = pwdChecker.GetMatchesDictionaryAsync(hashedPassword).Result;
var isUnsafe = results.TryGetValue(suffix, out int count);
Console.WriteLine(
isUnsafe ? $"This password has been seen in {count} breaches" : "This password is ok");
Console.WriteLine();
} while (true);
}