Zachet_Aggev/TestSession2/WSUniversalLib.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace TestSession2
{
    public class Product
    {
        public int productType;
        public int materialType;
        public double count;
        public double lenght;
        public double width;

        public Product(int productType, int materialType, double count, double lenght, double width)
        {
            this.productType = productType;
            this.materialType = materialType;
            this.count = count;
            this.lenght = lenght;
            this.width = width;
        }
    }

    public static class WSUniversalLib
    {
        static List<double> productType = new List<double>() {1.1, 2.5, 8.43 };
        static List<double> materialType = new List<double>() { 0.3, 0.12 };


        public static double Calculate(Product product)
        {
            if (product.productType >=0  && product.productType <= 2 && product.materialType>=0 && product.materialType<=2 )
            {
                // exist
                double highQualityMaterial = product.lenght * product.width * productType[product.productType];
                double quanityOfHighQuality = product.count * highQualityMaterial;
                double withMarriage = (quanityOfHighQuality * (materialType[product.materialType]/100)) + quanityOfHighQuality;
                return Math.Ceiling(withMarriage);
            }

            return -1;
        }


    }
}