public async Task Iq(IUser user = null)
{
if (user == null)
{
user = Context.User;
}
ulong id = user.Id;
int month = DateTime.UtcNow.Month;
string plaintext = "Who?" + id.ToString() + month.ToString() + "Tao";
byte[] bytes = Encoding.UTF8.GetBytes(plaintext);
byte[] hash = new MD5CryptoServiceProvider().ComputeHash(bytes);
uint random = BitConverter.ToUInt32(hash.Take(4).ToArray());
float x = random / (uint.MaxValue / 10f);
float y = 1 + MathF.Tan((x * MathF.PI) / 20);
int iq = (int)(y * 75);
await ReplyAsync($"{user.Username}'s IQ is {iq}");
}