char ch = (char)Console.Read();
if (Char.IsUpper(ch))
{
Console.WriteLine("The character is an uppercase letter.");
}
else if (Char.IsLower(ch))
{
Console.WriteLine("The character is a lowercase letter.");
}
else if (Char.IsDigit(ch))
{
Console.WriteLine("The character is a number.");
}
else
{
Console.WriteLine("The character is not alphanumeric.");
}
3:23 AM
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