using System;

using System.IO;

using System.Collections.Generic;

​

​

public class Components

{

    //variables

    public string Comp_Name, Comp_Flam, Comp_Tox, Comp_Cor;

    public int Comp_Perc;

    //constructor

    public Components(string comp_name, string comp_flam, string comp_tox, string comp_cor, int comp_perc)

    {

        Comp_Name = comp_name;

        Comp_Flam = comp_flam;

        Comp_Tox = comp_tox;

        Comp_Cor = comp_cor;

        Comp_Perc = comp_perc;

    }

    public override string ToString()

     {

    return "Component Name: " + this.Comp_Name + ", Flammability " + this.Comp_Flam;

    }

}

​

public class Program

{

    public static void Main()

    {

        //variables

        int Numb_Rows, Com_Percent; 

        int Counter_1, Counter_2;

        string Search_Comp, User_Choice_1;

        string Stream_Name, Array_Name;

        bool Flag_1,Flag_2,Was_Found_1;

        //array database

        string[,] Comp = new string[3,4]{{"CH4","1","4","0"},

                                         {"AO","2","3","0"},

                                         {"CO2","0","5","0"}};

        List<Components> Stream_1 = new List<Components>();

​

​

        //Add components

        do

        {

        Console.WriteLine("1 - Search for a component");

        Console.WriteLine("2 - Exit");

        User_Choice_1 = Console.ReadLine();

        if (User_Choice_1 == "1")

        {

            Console.WriteLine("Enter the component you want to search for:");

            Search_Comp = Console.ReadLine();

            Flag_2 = true;

            Was_Found_1 = false;

            Counter_1 = 0; //Used for searching function.

            Numb_Rows = Comp.GetLength(0); //Calculate the number of rows in the matrix - used for searching.

            //Searches for the term the User inputted.

            do

            { 

            if (Search_Comp == Comp[Counter_1,0]) //Searches juts in the first column of the matrix, going trough each row.

            { 

                Console.WriteLine("It was Found!");

                Console.Write("What is the percentage value:?");

                Com_Percent = Convert.ToInt32(Console.ReadLine());

                Was_Found_1 = true; //to avoid telling the user it was not found.

                Stream_1.Add(new Components(Comp[Counter_1,0], Comp[Counter_1,1], Comp[Counter_1,2], Comp[Counter_1,3], Com_Percent));//add the row info to the stream list

                Flag_1 = false; //to exit the do-while search loop

                Counter_1 = Numb_Rows; // to help exit the do-while search loop with out errors

            } 

            else

            {

                Flag_1 = true;

                Counter_1++; //could not be found in this row of matrix, go to the next row.

            }

            } while (Flag_1 == true && Counter_1 < Numb_Rows);//this is to avoid error message when search term is not in the matrix.

                if (Was_Found_1 == false)

                {

                Console.WriteLine("Component was not found..."); //let the user know component could not be found

                }

        }   

        else{Flag_2 = false;}   

​

        }while (Flag_2 == true);

        //test to see what is in the stream list

        Console.WriteLine();

        foreach (var c in Stream_1)

        {

            //Console.WriteLine(c.Comp_Name + " " + c.Comp_Perc);

            Console.WriteLine(c);

        }

        Console.WriteLine();

        //test to see specific value

        //varream_1[1];

        //nsole.WriteLine("The Cor will be:"+ c1.Comp_Tox);

    }

}