TheFo2sh

    class Program
    {
        static void Main(string[] args)
        {

            using (var dataContext = new DataContext())
            {
                Population population = new Population(1000, new TimeTableChromosome(dataContext),
                    new TimeTableChromosome.FitnessFunction(), new EliteSelection());

TheFo2sh

using System;
using System.Collections.Generic;
using System.Linq;
using Accord.Genetic;
using Microsoft.EntityFrameworkCore;

namespace TimeTable.Builder
{
    class TimeTableChromosome:ChromosomeBase
    {

TheFo2sh

   struct TimeSlotChromosome
    {
        public TimeSpan StartAt { get; set; }
        public TimeSpan EndAt => StartAt.Add(TimeSpan.FromHours(3));
        public string CourseId { get; set; }
        public string PlaceId { get; set; }
        public string TeacherId { get; set; }
        public List<string> Students { get; set; }
        public int Day { get; set; }
    }

TheFo2sh

using Microsoft.EntityFrameworkCore;
using TimeTable.Core.Models;

namespace TimeTableServer.Context
{
    public class DataContext : DbContext
    {
        public DbSet<StudentCourse> StudentCourse { get; set; }

        public DbSet<Student> Students { get; set; }

TheFo2sh

using System;
using System.Collections.Generic;

namespace TimeTable.Core.Models
{
    public class Entity
    {
        public string Id { get; set; }
    }

TheFo2sh

    public partial class CircularProgressbarView: ContentView
    {
        private ProgressDrawer _ProgressDrawer;

        public static readonly BindableProperty ProgressProperty = BindableProperty.Create(
            "Progress", typeof(double), typeof(CircularProgressbarView),propertyChanged:OnProgressChanged);

        public double Progress
        {
            get { return (double) GetValue(ProgressProperty); }

TheFo2sh

 public class Circle
    {
        private readonly Func<SKImageInfo, SKPoint> _centerfunc;

        public Circle(float redius, Func<SKImageInfo,SKPoint> centerfunc)
        {
            _centerfunc = centerfunc;
            Redius = redius;
        }
        public SKPoint Center { get; set; }

TheFo2sh

namespace Data
{
    public class Point
    {
        public double x { get; set; }
        public double y { get; set; }
    }

    public static class Drawings
    {

TheFo2sh

    public abstract class FileSystemBase
    {
        protected Dictionary<string, File> _cachedFiles;

        protected FileSystemBase()
        {
            _cachedFiles = new Dictionary<string, File>();
        }

        public abstract File CreateFile(string filename);

TheFo2sh

    public interface IFileSystem
    {
        File CreateFile(string filename);
        void DeleteFile(string filename);
        File GetFile(string filename);

        public File GetOrCreateFile(string filename)
        {
            var file = GetFile(filename);