stgsharp/Randomizer/ConsoleApp1/Program.cs

using Randomizer;

using System.Text;

namespace ConsoleApp1
{
    internal class Program
    {
        static void Main(string[] args)
        {
            string test =DateTime.UtcNow.ToString("o");

            RandomGenerator r = new RandomGenerator(test);
            Random rd = new Random(test.GetHashCode());

            string filename = "rand.bin";
            /*
            if (!File.Exists(filename))
            {
                FileStream stream = File.Create(filename);
                stream.Close();
            }
            using (FileStream fileStream = File.Open(filename, FileMode.OpenOrCreate, FileAccess.ReadWrite))
            {
                // 清空文件内容
                fileStream.SetLength(0);
                for (int i = 0; i < 1e5; i++)
                {
                    int num = r.GenRandomInt();
                    byte[] stream = BitConverter.GetBytes(num);
                    fileStream.Write(stream,0,4);
                }
            }
            /**/
            /**/
            int groupCount = 200, groupCapacity = 100;
            int[] count = new int[groupCount];
            int[] count1 = new int[groupCount];
            Array.Fill(count, 0);
            Array.Fill(count1, 0);
            for (int i = 0; i < groupCount * groupCapacity; i++)
            {
                float num = r.GenRandomSingle();
                int index = (int)(num * groupCount);
                //Console.WriteLine(num);
                count[index]++;
            }
            for (int i = 0; i < groupCount * groupCapacity; i++)
            {
                float num = rd.NextSingle();
                int index = (int)(num * groupCount);
                //Console.WriteLine(num);
                count1[index]++;
            }
            for (int i = 0; i < groupCapacity; i++)
            {
                Console.WriteLine($"{count[i]}\t{count1[i]}\t{groupCapacity}");
            }
            /**/
        }
    }
}