/// <summary>
/// Function to delete element from the hash
/// </summary>
/// <param name="input">input , to be deleted, as a parameter</param>
/// <param name="hash">hash as a parameter</param>
public void DeleteFromFile(int input, hash hash)
{
hash.Remove(input);
string changeFile = File.ReadAllText(@"C:\Users\Admin\Desktop\Git_Leena\Allprogram\Data_Structure\HashNumbers.txt", Encoding.UTF8);
changeFile = changeFile.Replace(input + string.Empty, "0");
File.WriteAllText(@"C:\Users\Admin\Desktop\Git_Leena\Allprogram\Data_Structure\HashNumbers.txt", changeFile);
}
public static void HashChain()
{
try
{
Utility utility = new Utility();
////Creates array having 11 slots////
hash[] hash = new hash[11];
for (int i = 0; i < 11; i++)
{
hash[i] = new hash(i);
}
////Read the numbers from file and display////
string path = @"C:\Users\Admin\Desktop\Git_Leena\Allprogram\Data_Structure\HashNumbers.txt";
utility.DispalyHash(hash, path);
////Take user input to search it in hash////
Console.WriteLine("Enter number to be searched");
int searchInput = Convert.ToInt32(Console.ReadLine());
bool find = false;
for (int i = 0; i < hash.Length; i++)
{
if (hash[i].Search(searchInput))
{
find = true;
Console.WriteLine(searchInput + " is present in hash. So it is going to be deleted");
utility.DeleteFromFile(searchInput, hash[i]);
return;
}
}
if (!find)
{
Console.WriteLine(searchInput + " is not present. So it is going to be addded");
utility.InsertInFile(searchInput, hash, path);
}
utility.DispalyHash(hash, path);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}