コード例 #1
0
ファイル: Program.cs プロジェクト: nim-ohtar/TelerikAcademy-2
    static void Main(string[] args)
    {
        OrderedBag<Item> catalog = new OrderedBag<Item>();

        Random random = new Random();
        for (int i = 0; i < 50000; i++)
        {
            catalog.Add(new Item("item" + i, random.Next(0, int.MaxValue)));
        }
        var prices = catalog.FindAll(x => x.Price > 100 && x.Price < 150);
       
        for (int i = 0; i < 10000; i++)
        {
            int min = random.Next(0, int.MaxValue);
            int max = random.Next(min, int.MaxValue);
            prices = catalog.FindAll(x => x.Price > min && x.Price < max);
        }

        //print only the result of the last search becouse printing is very slow operation
        int count = 20;
        foreach (var item in prices)
        {
            Console.WriteLine("name:"+item.Name + "-> price:"+item.Price);
            count -= 1;
            if (count<=0)
            {
                break;
            }
        }
    }
コード例 #2
0
        static void Main(string[] args)
        {
            OrderedBag <Product> products = new OrderedBag <Product>();

            Random random = new Random();

            for (int i = 0; i < 50000; i++)
            {
                products.Add(new Product("item" + i, random.Next(0, int.MaxValue)));
            }

            var prices = products.FindAll(x => x.Price > 0);

            for (int i = 0; i < 10000; i++)
            {
                int min = random.Next(0, int.MaxValue);
                int max = random.Next(min, int.MaxValue);
                prices = products.FindAll(x => x.Price > min && x.Price < max);
            }

            int counter = 20;

            foreach (var item in prices)
            {
                if (counter != 0)
                {
                    Console.WriteLine("Name: {0} Price: {1}", item.Name, item.Price);
                    counter--;
                }
            }
        }
コード例 #3
0
ファイル: Program.cs プロジェクト: Jarolim/TelerikAcademy-1
    static void Main(string[] args)
    {
        OrderedBag<Item> catalog = new OrderedBag<Item>();

        Random random = new Random();
        for (int i = 0; i < 50000; i++)
        {
            catalog.Add(new Item("item" + i, random.Next(0, int.MaxValue)));
        }
        var prices = catalog.FindAll(x => x.Price > 100 && x.Price < 150);

        for (int i = 0; i < 10000; i++)
        {
            int min = random.Next(0, int.MaxValue);
            int max = random.Next(min, int.MaxValue);
            prices = catalog.FindAll(x => x.Price > min && x.Price < max);
        }

        //print only the result of the last search becouse printing is very slow operation
        int count = 20;
        foreach (var item in prices)
        {
            Console.WriteLine("name:"+item.Name + "-> price:"+item.Price);
            count -= 1;
            if (count<=0)
            {
                break;
            }
        }
    }
コード例 #4
0
        private static void Main()
        {
            OrderedBag <Product> catalog = new OrderedBag <Product>();
            Random    randomGenerator    = new Random();
            Stopwatch sw = new Stopwatch();
            TimeSpan  ts = new TimeSpan();

            sw.Start();
            for (int i = 0; i < 500000; i++)
            {
                var number = randomGenerator.Next(0, int.MaxValue);
                catalog.Add(new Product
                {
                    Name  = string.Format("Pencho{0}", number),
                    Price = (decimal)Math.Sqrt(number)
                });
            }
            sw.Stop();
            ts = sw.Elapsed;

            Console.WriteLine("Time elapsed for adding: {0}s {1}ms", ts.Seconds, ts.Milliseconds);

            sw.Reset();

            sw.Start();
            var productsInPriceRange = catalog.FindAll(p => p.Price > 1000 && p.Price < 5000);

            sw.Stop();
            ts = sw.Elapsed;

            Console.WriteLine("Time elapsed for searching: {0}s {1}ms", ts.Seconds, ts.Milliseconds);

            sw.Reset();

            sw.Start();
            for (int i = 0; i < 10000; i++)
            {
                int min = randomGenerator.Next(0, 1000);
                int max = randomGenerator.Next(1000, int.MaxValue);
                productsInPriceRange = catalog.FindAll(p => p.Price > min && p.Price < max);
            }
            sw.Stop();
            ts = sw.Elapsed;
            Console.WriteLine("Time elapsed for searching 10 000 times in 500 000 records: {0}s {1}ms", ts.Seconds, ts.Milliseconds);

            var selection = productsInPriceRange.Take(20);

            foreach (var product in selection)
            {
                Console.WriteLine("{0} -> ${1}", product.Name, product.Price);
            }
        }
コード例 #5
0
        public static void Main()
        {
            OrderedBag<Product> catalog = new OrderedBag<Product>();

            for (int i = 0; i < 500000; i++)
            {
                catalog.Add(new Product("Product" + i, GetRandomNumber(39,709)));
            }
            var prices = catalog.FindAll(x => x.Price > 200 && x.Price < 350);

            
            int count = 20;
            StringBuilder sb = new StringBuilder();
            foreach (var product in prices)
            {
                sb.AppendFormat("name: {0} -> price {1}", product.Name, product.Price);
                sb.AppendLine();
               
                count -= 1;
                if (count <= 0)
                {
                    break;
               }
            }
            Console.WriteLine("Print results: ");
            Console.WriteLine(sb.ToString());
        }
コード例 #6
0
    static void Main()
    {
        Console.WriteLine("Generating product's list...");
        var produkts = new OrderedBag<Product>();
        Random rnd = new Random();
        for (int i = 0; i < 500000; i++)
        {
            int price = rnd.Next(1, 100001);
            string name = "product-" + i;
            Product product = new Product(name, price);
            produkts.Add(product);
        }

        Console.WriteLine("Searching 20 products in range 10257 - 11336 lv");
        Predicate<Product> isProduktInRange = p => p.Price >= 10257 && p.Price <= 11336;
        var range = produkts.FindAll(isProduktInRange);
        int count = 0;
        foreach (var item in range)
        {
            Console.WriteLine(item);
            ++count;
            if (count == 20)
            {
                return;
            }
        }
    }
コード例 #7
0
 public Systeme GetSystem(string s)
 {
     foreach (Systeme sys in systemList)
     {
         if (sys.ClassId == s)
         {
             return(sys);
         }
     }
     return(systemList.FindAll(x => x.GetType().Name == s).GetEnumerator().Current);
 }
コード例 #8
0
        private static void FindInRange(OrderedBag <Product> bag, decimal firstRange, decimal secondRange)
        {
            List <Product> twenty = new List <Product>();

            twenty = bag.FindAll(x => x.Price >= firstRange && x.Price <= secondRange).Take(20).ToList();

            foreach (var item in twenty)
            {
                Console.Write(item + " ");
            }

            Console.WriteLine();
        }
コード例 #9
0
        private static void FindInRange(OrderedBag<Product> bag, decimal firstRange, decimal secondRange)
        {
            List<Product> twenty = new List<Product>();

            twenty = bag.FindAll(x => x.Price >= firstRange && x.Price <= secondRange).Take(20).ToList();

            foreach (var item in twenty)
            {
                Console.Write(item + " ");
            }

            Console.WriteLine();
        }
コード例 #10
0
ファイル: Program.cs プロジェクト: Gardax/CSharpExercises
        static void Main(string[] args)
        {
            OrderedBag<Product> products = new OrderedBag<Product>();

            Random randomPrice = new Random();
            Stopwatch timer = new Stopwatch();
            timer.Start();
            for (int i = 0; i < 500000; i++)
            {
                double price=randomPrice.NextDouble();
                products.Add(new Product("someName"+i, price));
            }
            double min = randomPrice.NextDouble();
            double max = randomPrice.NextDouble();
            for (int i = 0; i < 10000; i++)
            {
                products.FindAll(x => x.Price > min && x.Price < max).Take(20);
            }
            timer.Stop();
            Console.WriteLine("Program executed in {0}.", timer.Elapsed);
        }