using System.Text;

namespace Password_Generator
{
    static class Generator
    {
        public static string New(int length, bool no_symbols = false)
        {
            StringBuilder builder = new StringBuilder();
            Random rnd = new Random();
            for (int i = 0; i < length; i++)
            {
                if (rnd.Next(0, 101) <= 60) //60% chance for a character
                {
                    char c = Convert.ToChar(Convert.ToInt32(Math.Floor(26 * rnd.NextDouble() + 65))); //random character
                    if (no_symbols && Char.IsSymbol(c))
                    {
                        while (Char.IsSymbol(c))
                        {
                            c = Convert.ToChar(Convert.ToInt32(Math.Floor(26 * rnd.NextDouble() + 65))); //random character
                        }
                    }
                    builder.Append(c);
                }
                else //40% change for number
                {
                    builder.Append(Convert.ToChar(rnd.Next(0, 10)));
                }
            }

            return builder.ToString();
        }
    }
}