using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

StringArray obj = new StringArray();

            obj.Add("Mohan");

            obj.Add("Sohan");

            obj.Add("Rakesh");

            obj.Add("Pooja");

            obj.Add("Ravi");

            obj.Add("Anjali");

            obj.Add("Sneha");

            obj.Add("Swati");

​

            bool result = obj.Itemexists("Anjali");

            Console.WriteLine(result);

            Console.ReadLine();

           // bhaiya ye second vala object nai chal raha h dekhna zara

            StringArray obj1 = new StringArray();

            obj.Add("Mohan");

            obj.Add("Sohan");

            obj.Add("Rakesh");

            obj.Add("Pooja");

            obj1.Remove("Sohan");

​

            obj1.Add("Devi");

            obj1.Remove("Sakshi");

    }

}

public class StringArray

{

        string[] Names = new string[10];

       int i=0;

​

        public void Add(string input)

        {

         int j = Names.Length;

            Names[i] = input;

            i++;

​

            if (i > (j / 2))

            {

                // create a new array

                var tempArray = new string[j * 2];

​

                // copy old array into new array

                for (int count = 0; count < j; count++)

                {

                    tempArray[count] = Names[count];

                }

​

                // now replace Numbers with tempArray

                Names = tempArray;

            }

            foreach (string a in Names)

            {

                Console.WriteLine(a);

            }

        }

​

        public void Remove(string input)

        {

            for (int j=0; j < Names.Length; j++)

            {

                if (Names[j] == input)

                {

                    Names[j] = "";

                }

            }

            foreach (string a in Names)

            {

                Console.WriteLine(a);

            }

​

        }

​

        public bool Itemexists(string itemtosearch)

        {

            bool a = false;

            for (int j = 0; j < Names.Length; j++)

            {

                if (Names[j] == itemtosearch)

                {

                    a = true;

                }

​

            }

            return a;

        }

​

    }